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authorVladimir Vukicevic <vladimir@pobox.com>2007-08-29 16:25:58 -0700
committerVladimir Vukicevic <vladimir@pobox.com>2007-09-18 09:28:29 -0700
commitffc16c4be2fb5a0d214cb186dee52e74dbd584cf (patch)
tree18e1784d31d1c1161316ea7ea3ef794aa45188fc
parent284ed91ee4418baf6dd1a437a904980a2156fa48 (diff)
[win32] Add win32 printing surface
Add win32 surface intended for use with printer DCs; GDI will be used as much as possible, and the surface will be a paginated surface that supports fine-grained fallback. (Original work from Adrian Johnson; additional fixes by me.)
-rw-r--r--src/Makefile.am2
-rw-r--r--src/cairo-paginated-surface.c37
-rw-r--r--src/cairo-win32-font.c7
-rw-r--r--src/cairo-win32-printing-surface.c1220
-rw-r--r--src/cairo-win32-private.h66
-rw-r--r--src/cairo-win32-surface.c78
-rw-r--r--src/cairo-win32.h3
-rw-r--r--src/cairo.h4
8 files changed, 1376 insertions, 41 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index dd8d66e0..ae7cb63a 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -81,7 +81,7 @@ endif
libcairo_win32_sources =
if CAIRO_HAS_WIN32_SURFACE
libcairo_win32_headers = cairo-win32.h
-libcairo_win32_sources += cairo-win32-surface.c cairo-win32-private.h
+libcairo_win32_sources += cairo-win32-surface.c cairo-win32-printing-surface.c cairo-win32-private.h
backend_pkgconfigs += cairo-win32.pc
endif
# This is not really a separate conditional. Is TRUE iff the previous one is.
diff --git a/src/cairo-paginated-surface.c b/src/cairo-paginated-surface.c
index bf4e3410..78b7e304 100644
--- a/src/cairo-paginated-surface.c
+++ b/src/cairo-paginated-surface.c
@@ -300,22 +300,27 @@ _paint_page (cairo_paginated_surface_t *surface)
return status;
}
- /* Finer grained fallbacks are currently only supported for PDF
- * and PostScript surfaces */
- if (surface->target->type == CAIRO_SURFACE_TYPE_PDF ||
- surface->target->type == CAIRO_SURFACE_TYPE_PS) {
- has_supported = _cairo_analysis_surface_has_supported (analysis);
- has_page_fallback = FALSE;
- has_finegrained_fallback = _cairo_analysis_surface_has_unsupported (analysis);
- } else {
- if (_cairo_analysis_surface_has_unsupported (analysis)) {
- has_supported = FALSE;
- has_page_fallback = TRUE;
- } else {
- has_supported = TRUE;
- has_page_fallback = FALSE;
- }
- has_finegrained_fallback = FALSE;
+ /* Finer grained fallbacks are currently only supported for some
+ * surface types */
+ switch (surface->target->type) {
+ case CAIRO_SURFACE_TYPE_PDF:
+ case CAIRO_SURFACE_TYPE_PS:
+ case CAIRO_SURFACE_TYPE_WIN32_PRINTING:
+ has_supported = _cairo_analysis_surface_has_supported (analysis);
+ has_page_fallback = FALSE;
+ has_finegrained_fallback = _cairo_analysis_surface_has_unsupported (analysis);
+ break;
+
+ default:
+ if (_cairo_analysis_surface_has_unsupported (analysis)) {
+ has_supported = FALSE;
+ has_page_fallback = TRUE;
+ } else {
+ has_supported = TRUE;
+ has_page_fallback = FALSE;
+ }
+ has_finegrained_fallback = FALSE;
+ break;
}
if (has_supported) {
diff --git a/src/cairo-win32-font.c b/src/cairo-win32-font.c
index 484ca17b..81213e77 100644
--- a/src/cairo-win32-font.c
+++ b/src/cairo-win32-font.c
@@ -326,12 +326,7 @@ _win32_scaled_font_set_world_transform (cairo_win32_scaled_font_t *scaled_font,
{
XFORM xform;
- xform.eM11 = scaled_font->logical_to_device.xx;
- xform.eM21 = scaled_font->logical_to_device.xy;
- xform.eM12 = scaled_font->logical_to_device.yx;
- xform.eM22 = scaled_font->logical_to_device.yy;
- xform.eDx = scaled_font->logical_to_device.x0;
- xform.eDy = scaled_font->logical_to_device.y0;
+ _cairo_matrix_to_win32_xform (&scaled_font->logical_to_device, &xform);
if (!SetWorldTransform (hdc, &xform))
return _cairo_win32_print_gdi_error ("_win32_scaled_font_set_world_transform");
diff --git a/src/cairo-win32-printing-surface.c b/src/cairo-win32-printing-surface.c
new file mode 100644
index 00000000..839f3cd7
--- /dev/null
+++ b/src/cairo-win32-printing-surface.c
@@ -0,0 +1,1220 @@
+/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
+/* Cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2005 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is Red Hat, Inc.
+ *
+ * Contributor(s):
+ * Adrian Johnson <ajohnson@redneon.com>
+ * Vladimir Vukicevic <vladimir@pobox.com>
+ */
+
+#define WIN32_LEAN_AND_MEAN
+/* We require Windows 2000 features such as ETO_PDY */
+#if !defined(WINVER) || (WINVER < 0x0500)
+# define WINVER 0x0500
+#endif
+#if !defined(_WIN32_WINNT) || (_WIN32_WINNT < 0x0500)
+# define _WIN32_WINNT 0x0500
+#endif
+
+#include "cairoint.h"
+
+#include "cairo-paginated-private.h"
+
+#include "cairo-clip-private.h"
+#include "cairo-win32-private.h"
+
+#include <windows.h>
+
+#if !defined(POSTSCRIPT_IDENTIFY)
+# define POSTSCRIPT_IDENTIFY 0x1015
+#endif
+
+#if !defined(PSIDENT_GDICENTRIC)
+# define PSIDENT_GDICENTRIC 0x0000
+#endif
+
+#if !defined(GET_PS_FEATURESETTING)
+# define GET_PS_FEATURESETTING 0x1019
+#endif
+
+#if !defined(FEATURESETTING_PSLEVEL)
+# define FEATURESETTING_PSLEVEL 0x0002
+#endif
+
+#define PELS_72DPI ((LONG)(72. / 0.0254))
+#define NIL_SURFACE ((cairo_surface_t*)&_cairo_surface_nil)
+
+static const cairo_surface_backend_t cairo_win32_printing_surface_backend;
+static const cairo_paginated_surface_backend_t cairo_win32_surface_paginated_backend;
+
+static void
+_cairo_win32_printing_surface_init_ps_mode (cairo_win32_surface_t *surface)
+{
+ DWORD word;
+ INT ps_feature, ps_level;
+
+ word = PSIDENT_GDICENTRIC;
+ if (ExtEscape (surface->dc, POSTSCRIPT_IDENTIFY, sizeof(DWORD), (char *)&word, 0, (char *)NULL) <= 0)
+ return;
+
+ ps_feature = FEATURESETTING_PSLEVEL;
+ if (ExtEscape (surface->dc, GET_PS_FEATURESETTING, sizeof(INT),
+ (char *)&ps_feature, sizeof(INT), (char *)&ps_level) <= 0)
+ return;
+
+ if (ps_level >= 3)
+ surface->flags |= CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT;
+}
+
+static cairo_bool_t
+surface_pattern_supported (const cairo_surface_pattern_t *pattern)
+{
+ cairo_extend_t extend;
+
+ if (cairo_surface_get_type (pattern->surface) != CAIRO_SURFACE_TYPE_WIN32 &&
+ pattern->surface->backend->acquire_source_image == NULL)
+ {
+ return FALSE;
+ }
+
+ extend = cairo_pattern_get_extend ((cairo_pattern_t*)&pattern->base);
+ switch (extend) {
+ case CAIRO_EXTEND_NONE:
+ case CAIRO_EXTEND_REPEAT:
+ case CAIRO_EXTEND_REFLECT:
+ /* There's no point returning FALSE for EXTEND_PAD, as the image
+ * surface does not currently implement it either */
+ case CAIRO_EXTEND_PAD:
+ return TRUE;
+ }
+
+ ASSERT_NOT_REACHED;
+ return FALSE;
+}
+
+static cairo_bool_t
+pattern_supported (cairo_win32_surface_t *surface, const cairo_pattern_t *pattern)
+{
+ if (pattern->type == CAIRO_PATTERN_TYPE_SOLID)
+ return TRUE;
+
+ if (pattern->type == CAIRO_PATTERN_TYPE_SURFACE)
+ return surface_pattern_supported ((const cairo_surface_pattern_t *) pattern);
+
+ if (pattern->type == CAIRO_PATTERN_TYPE_LINEAR)
+ return surface->flags & CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT;
+
+ return FALSE;
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_analyze_operation (cairo_win32_surface_t *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *pattern)
+{
+ if (! pattern_supported (surface, pattern))
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ if (op == CAIRO_OPERATOR_SOURCE ||
+ op == CAIRO_OPERATOR_CLEAR)
+ return CAIRO_STATUS_SUCCESS;
+
+ /* If IGNORE_OPERATORS was set, then we pretend everything is
+ * OVER/SOURCE. Otherwise, we go to fallback.
+ */
+ if (!(surface->flags & CAIRO_WIN32_SURFACE_IGNORE_OPERATORS) &&
+ op != CAIRO_OPERATOR_OVER)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ /* CAIRO_OPERATOR_OVER is only supported for opaque patterns. If
+ * the pattern contains transparency, we return
+ * CAIRO_INT_STATUS_FLATTEN_TRANSPARENCY to the analysis
+ * surface. If the analysis surface determines that there is
+ * anything drawn under this operation, a fallback image will be
+ * used. Otherwise the operation will be replayed during the
+ * render stage and we blend the transarency into the white
+ * background to convert the pattern to opaque.
+ */
+
+ if (_cairo_operator_always_opaque (op))
+ return CAIRO_STATUS_SUCCESS;
+
+ if (_cairo_operator_always_translucent (op))
+ return CAIRO_INT_STATUS_FLATTEN_TRANSPARENCY;
+
+ if (_cairo_pattern_is_opaque (pattern))
+ return CAIRO_STATUS_SUCCESS;
+ else
+ return CAIRO_INT_STATUS_FLATTEN_TRANSPARENCY;
+}
+
+static cairo_bool_t
+_cairo_win32_printing_surface_operation_supported (cairo_win32_surface_t *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *pattern)
+{
+ if (_cairo_win32_printing_surface_analyze_operation (surface, op, pattern) != CAIRO_INT_STATUS_UNSUPPORTED)
+ return TRUE;
+ else
+ return FALSE;
+}
+
+static cairo_status_t
+_cairo_win32_printing_surface_select_solid_brush (cairo_win32_surface_t *surface,
+ cairo_pattern_t *source)
+{
+ cairo_solid_pattern_t *pattern = (cairo_solid_pattern_t *) source;
+ cairo_color_t c = pattern->color;
+ COLORREF color;
+ BYTE red, green, blue;
+
+ red = c.red_short >> 8;
+ green = c.green_short >> 8;
+ blue = c.blue_short >> 8;
+
+ if (!CAIRO_COLOR_IS_OPAQUE(&c)) {
+ /* Blend into white */
+ uint8_t one_minus_alpha = 255 - (c.alpha_short >> 8);
+
+ red = (c.red_short >> 8) + one_minus_alpha;
+ green = (c.green_short >> 8) + one_minus_alpha;
+ blue = (c.blue_short >> 8) + one_minus_alpha;
+ }
+
+ color = RGB (red, green, blue);
+
+ surface->brush = CreateSolidBrush (color);
+ if (!surface->brush)
+ return _cairo_win32_print_gdi_error ("_cairo_win32_surface_select_solid_brush(CreateSolidBrush)");
+ surface->old_brush = SelectObject (surface->dc, surface->brush);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static void
+_cairo_win32_printing_surface_done_solid_brush (cairo_win32_surface_t *surface)
+{
+ if (surface->old_brush) {
+ SelectObject (surface->dc, surface->old_brush);
+ DeleteObject (surface->brush);
+ surface->old_brush = NULL;
+ }
+}
+
+static cairo_status_t
+_cairo_win32_printing_surface_paint_solid_pattern (cairo_win32_surface_t *surface,
+ cairo_pattern_t *pattern)
+{
+ RECT clip;
+ cairo_status_t status;
+
+ GetClipBox (surface->dc, &clip);
+ status = _cairo_win32_printing_surface_select_solid_brush (surface, pattern);
+ if (status)
+ return status;
+
+ FillRect (surface->dc, &clip, surface->brush);
+ _cairo_win32_printing_surface_done_solid_brush (surface);
+
+ return 0;
+}
+
+static cairo_status_t
+_cairo_win32_printing_surface_paint_surface_pattern (cairo_win32_surface_t *surface,
+ cairo_surface_pattern_t *pattern)
+{
+ cairo_status_t status;
+ cairo_extend_t extend;
+ cairo_surface_t *pat_surface;
+ cairo_surface_attributes_t pat_attr;
+ cairo_image_surface_t *image;
+ void *image_extra;
+ cairo_surface_t *opaque_surface;
+ cairo_pattern_union_t opaque_pattern;
+ cairo_image_surface_t *opaque_image = NULL;
+ BITMAPINFO bi;
+ cairo_matrix_t m;
+ int oldmode;
+ XFORM xform;
+ int x_tile, y_tile, left, right, top, bottom;
+ RECT clip;
+
+ extend = cairo_pattern_get_extend (&pattern->base);
+ status = _cairo_pattern_acquire_surface ((cairo_pattern_t *)pattern,
+ (cairo_surface_t *)surface,
+ 0, 0, -1, -1,
+ &pat_surface, &pat_attr);
+ if (status)
+ return status;
+
+ status = _cairo_surface_acquire_source_image (pat_surface, &image, &image_extra);
+ if (status)
+ goto FINISH;
+
+ if (image->base.status) {
+ status = image->base.status;
+ goto FINISH2;
+ }
+
+ if (image->format != CAIRO_FORMAT_RGB24) {
+ opaque_surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24,
+ image->width,
+ image->height);
+ if (opaque_surface->status) {
+ status = opaque_surface->status;
+ goto FINISH3;
+ }
+
+ _cairo_pattern_init_for_surface (&opaque_pattern.surface, &image->base);
+
+ status = _cairo_surface_fill_rectangle (opaque_surface,
+ CAIRO_OPERATOR_SOURCE,
+ CAIRO_COLOR_WHITE,
+ 0, 0,
+ image->width, image->height);
+ if (status) {
+ _cairo_pattern_fini (&opaque_pattern.base);
+ goto FINISH3;
+ }
+
+ status = _cairo_surface_composite (CAIRO_OPERATOR_OVER,
+ &opaque_pattern.base,
+ NULL,
+ opaque_surface,
+ 0, 0,
+ 0, 0,
+ 0, 0,
+ image->width,
+ image->height);
+ if (status) {
+ _cairo_pattern_fini (&opaque_pattern.base);
+ goto FINISH3;
+ }
+
+ _cairo_pattern_fini (&opaque_pattern.base);
+ opaque_image = (cairo_image_surface_t *) opaque_surface;
+ } else {
+ opaque_surface = &image->base;
+ opaque_image = image;
+ }
+
+ bi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
+ bi.bmiHeader.biWidth = opaque_image->width;
+ bi.bmiHeader.biHeight = -opaque_image->height;
+ bi.bmiHeader.biSizeImage = 0;
+ bi.bmiHeader.biXPelsPerMeter = PELS_72DPI;
+ bi.bmiHeader.biYPelsPerMeter = PELS_72DPI;
+ bi.bmiHeader.biPlanes = 1;
+ bi.bmiHeader.biBitCount = 32;
+ bi.bmiHeader.biCompression = BI_RGB;
+ bi.bmiHeader.biClrUsed = 0;
+ bi.bmiHeader.biClrImportant = 0;
+
+ m = pattern->base.matrix;
+ cairo_matrix_invert (&m);
+
+ SaveDC (surface->dc);
+ SetGraphicsMode (surface->dc, GM_ADVANCED);
+ _cairo_matrix_to_win32_xform (&m, &xform);
+
+ if (!SetWorldTransform (surface->dc, &xform))
+ return _cairo_win32_print_gdi_error ("_win32_scaled_font_set_world_transform");
+
+ oldmode = SetStretchBltMode(surface->dc, HALFTONE);
+
+ GetClipBox (surface->dc, &clip);
+ if (extend == CAIRO_EXTEND_REPEAT || extend == CAIRO_EXTEND_REFLECT) {
+ left = (int) floor((double)clip.left/opaque_image->width);
+ right = (int) ceil((double)clip.right/opaque_image->width);
+ top = (int) floor((double)clip.top/opaque_image->height);
+ bottom = (int) ceil((double)clip.bottom/opaque_image->height);
+ } else {
+ left = 0;
+ right = 1;
+ top = 0;
+ bottom = 1;
+ }
+
+ for (y_tile = top; y_tile < bottom; y_tile++) {
+ for (x_tile = left; x_tile < right; x_tile++) {
+ if (!StretchDIBits (surface->dc,
+ x_tile*opaque_image->width,
+ y_tile*opaque_image->height,
+ opaque_image->width,
+ opaque_image->height,
+ 0,
+ 0,
+ opaque_image->width,
+ opaque_image->height,
+ opaque_image->data,
+ &bi,
+ DIB_RGB_COLORS,
+ SRCCOPY))
+ return _cairo_win32_print_gdi_error ("_cairo_win32_printing_surface_paint(StretchDIBits)");
+ }
+ }
+ SetStretchBltMode(surface->dc, oldmode);
+ RestoreDC (surface->dc, -1);
+
+FINISH3:
+ if (opaque_image != image)
+ cairo_surface_destroy (opaque_surface);
+FINISH2:
+ _cairo_surface_release_source_image (pat_surface, image, image_extra);
+FINISH:
+ _cairo_pattern_release_surface ((cairo_pattern_t *)pattern, pat_surface, &pat_attr);
+
+ return status;
+}
+
+static void
+vertex_set_color (TRIVERTEX *vert, cairo_color_t *color)
+{
+ vert->Alpha = 0xffff;
+ vert->Red = color->red_short;
+ vert->Green = color->green_short;
+ vert->Blue = color->blue_short;
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_paint_linear_pattern (cairo_win32_surface_t *surface,
+ cairo_linear_pattern_t *pattern)
+{
+ TRIVERTEX *vert;
+ GRADIENT_RECT *rect;
+ RECT clip;
+ XFORM xform;
+ int i, num_stops;
+ cairo_matrix_t mat, rot;
+ double p1x, p1y, p2x, p2y, xd, yd, d, sn, cs;
+ cairo_extend_t extend;
+ int range_start, range_stop, num_ranges, num_rects, stop;
+ int total_verts, total_rects;
+
+ extend = cairo_pattern_get_extend (&pattern->base.base);
+ SaveDC (surface->dc);
+
+ mat = pattern->base.base.matrix;
+ cairo_matrix_invert (&mat);
+
+ p1x = _cairo_fixed_to_double (pattern->p1.x);
+ p1y = _cairo_fixed_to_double (pattern->p1.y);
+ p2x = _cairo_fixed_to_double (pattern->p2.x);
+ p2y = _cairo_fixed_to_double (pattern->p2.y);
+ cairo_matrix_translate (&mat, p1x, p1y);
+
+ xd = p2x - p1x;
+ yd = p2y - p1y;
+ d = sqrt (xd*xd + yd*yd);
+ sn = yd/d;
+ cs = xd/d;
+ cairo_matrix_init (&rot,
+ cs, sn,
+ -sn, cs,
+ 0, 0);
+ cairo_matrix_multiply (&mat, &rot, &mat);
+
+ _cairo_matrix_to_win32_xform (&mat, &xform);
+
+ SetGraphicsMode (surface->dc, GM_ADVANCED);
+ if (!SetWorldTransform (surface->dc, &xform))
+ return _cairo_win32_print_gdi_error ("_win32_printing_surface_paint_linear_pattern:SetWorldTransform2");
+ GetWorldTransform(surface->dc, &xform);
+ p1x = 0.0;
+ p1y = 0.0;
+ p2x = d;
+ p2y = 0;
+
+ GetClipBox (surface->dc, &clip);
+ if (extend == CAIRO_EXTEND_REPEAT || extend == CAIRO_EXTEND_REFLECT) {
+ range_start = (int) floor(clip.left/d);
+ range_stop = (int) ceil(clip.right/d);
+ } else {
+ range_start = 0;
+ range_stop = 1;
+ }
+ num_ranges = range_stop - range_start;
+ num_stops = pattern->base.n_stops;
+ num_rects = num_stops - 1;
+
+ /* Add an extra four points and two rectangles for EXTEND_PAD */
+ vert = malloc (sizeof (TRIVERTEX) * (num_rects*2*num_ranges + 4));
+ rect = malloc (sizeof (GRADIENT_RECT) * (num_rects*num_ranges + 2));
+
+ for (i = 0; i < num_ranges*num_rects; i++) {
+ vert[i*2].y = (LONG) clip.top;
+ if (i%num_rects == 0) {
+ stop = 0;
+ if (extend == CAIRO_EXTEND_REFLECT && (range_start+(i/num_rects))%2)
+ stop = num_rects;
+ vert[i*2].x = (LONG)(d*(range_start + i/num_rects));
+ vertex_set_color (&vert[i*2], &pattern->base.stops[stop].color);
+ } else {
+ vert[i*2].x = vert[i*2-1].x;
+ vert[i*2].Red = vert[i*2-1].Red;
+ vert[i*2].Green = vert[i*2-1].Green;
+ vert[i*2].Blue = vert[i*2-1].Blue;
+ vert[i*2].Alpha = vert[i*2-1].Alpha;
+ }
+
+ stop = i%num_rects + 1;
+ vert[i*2+1].x = (LONG)(d*(range_start + i/num_rects + _cairo_fixed_to_double (pattern->base.stops[stop].x)));
+ vert[i*2+1].y = (LONG) clip.bottom;
+ if (extend == CAIRO_EXTEND_REFLECT && (range_start+(i/num_rects))%2)
+ stop = num_rects - stop;
+ vertex_set_color (&vert[i*2+1], &pattern->base.stops[stop].color);
+
+ rect[i].UpperLeft = i*2;
+ rect[i].LowerRight = i*2 + 1;
+ }
+ total_verts = 2*num_ranges*num_rects;
+ total_rects = num_ranges*num_rects;
+
+ if (extend == CAIRO_EXTEND_PAD) {
+ vert[i*2].x = vert[i*2-1].x;
+ vert[i*2].y = (LONG) clip.top;
+ vert[i*2].Red = vert[i*2-1].Red;
+ vert[i*2].Green = vert[i*2-1].Green;
+ vert[i*2].Blue = vert[i*2-1].Blue;
+ vert[i*2].Alpha = 0xff00;
+ vert[i*2+1].x = clip.right;
+ vert[i*2+1].y = (LONG) clip.bottom;
+ vert[i*2+1].Red = vert[i*2-1].Red;
+ vert[i*2+1].Green = vert[i*2-1].Green;
+ vert[i*2+1].Blue = vert[i*2-1].Blue;
+ vert[i*2+1].Alpha = 0xff00;
+ rect[i].UpperLeft = i*2;
+ rect[i].LowerRight = i*2 + 1;
+
+ i++;
+
+ vert[i*2].x = clip.left;
+ vert[i*2].y = (LONG) clip.top;
+ vert[i*2].Red = vert[0].Red;
+ vert[i*2].Green = vert[0].Green;
+ vert[i*2].Blue = vert[0].Blue;
+ vert[i*2].Alpha = 0xff00;
+ vert[i*2+1].x = vert[0].x;
+ vert[i*2+1].y = (LONG) clip.bottom;
+ vert[i*2+1].Red = vert[0].Red;
+ vert[i*2+1].Green = vert[0].Green;
+ vert[i*2+1].Blue = vert[0].Blue;
+ vert[i*2+1].Alpha = 0xff00;
+ rect[i].UpperLeft = i*2;
+ rect[i].LowerRight = i*2 + 1;
+
+ total_verts += 4;
+ total_rects += 2;
+ }
+
+ if (!GradientFill (surface->dc,
+ vert, total_verts,
+ rect, total_rects,
+ GRADIENT_FILL_RECT_H))
+ return _cairo_win32_print_gdi_error ("_win32_printing_surface_paint_linear_pattern:GradientFill");
+
+ free (rect);
+ free (vert);
+ RestoreDC (surface->dc, -1);
+
+ return 0;
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_paint_pattern (cairo_win32_surface_t *surface,
+ cairo_pattern_t *pattern)
+{
+ cairo_status_t status;
+
+ switch (pattern->type) {
+ case CAIRO_PATTERN_TYPE_SOLID:
+ status = _cairo_win32_printing_surface_paint_solid_pattern (surface, pattern);
+ if (status)
+ return status;
+ break;
+
+ case CAIRO_PATTERN_TYPE_SURFACE:
+ status = _cairo_win32_printing_surface_paint_surface_pattern (surface,
+ (cairo_surface_pattern_t *) pattern);
+ if (status)
+ return status;
+ break;
+
+ case CAIRO_PATTERN_TYPE_LINEAR:
+ status = _cairo_win32_printing_surface_paint_linear_pattern (surface, (cairo_linear_pattern_t *) pattern);
+ if (status)
+ return status;
+ break;
+
+ case CAIRO_PATTERN_TYPE_RADIAL:
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+ break;
+ }
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+typedef struct _win32_print_path_info {
+ cairo_win32_surface_t *surface;
+ cairo_line_cap_t line_cap;
+ cairo_point_t last_move_to_point;
+ cairo_bool_t has_sub_path;
+} win32_path_info_t;
+
+static cairo_status_t
+_cairo_win32_printing_surface_path_move_to (void *closure, cairo_point_t *point)
+{
+ win32_path_info_t *path_info = closure;
+
+ path_info->last_move_to_point = *point;
+ path_info->has_sub_path = FALSE;
+
+ MoveToEx (path_info->surface->dc,
+ _cairo_fixed_integer_part (point->x),
+ _cairo_fixed_integer_part (point->y),
+ NULL);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_status_t
+_cairo_win32_printing_surface_path_line_to (void *closure, cairo_point_t *point)
+{
+ win32_path_info_t *path_info = closure;
+
+ LineTo (path_info->surface->dc,
+ _cairo_fixed_integer_part (point->x),
+ _cairo_fixed_integer_part (point->y));
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_status_t
+_cairo_win32_printing_surface_path_curve_to (void *closure,
+ cairo_point_t *b,
+ cairo_point_t *c,
+ cairo_point_t *d)
+{
+ win32_path_info_t *path_info = closure;
+ POINT points[3];
+
+ points[0].x = _cairo_fixed_integer_part (b->x);
+ points[0].y = _cairo_fixed_integer_part (b->y);
+ points[1].x = _cairo_fixed_integer_part (c->x);
+ points[1].y = _cairo_fixed_integer_part (c->y);
+ points[2].x = _cairo_fixed_integer_part (d->x);
+ points[2].y = _cairo_fixed_integer_part (d->y);
+ PolyBezierTo (path_info->surface->dc, points, 3);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_status_t
+_cairo_win32_printing_surface_path_close_path (void *closure)
+{
+ win32_path_info_t *path_info = closure;
+
+ CloseFigure (path_info->surface->dc);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_status_t
+_cairo_win32_printing_surface_emit_path (cairo_win32_surface_t *surface,
+ cairo_path_fixed_t *path)
+{
+ win32_path_info_t path_info;
+ cairo_status_t status;
+
+ path_info.surface = surface;
+ status = _cairo_path_fixed_interpret (path,
+ CAIRO_DIRECTION_FORWARD,
+ _cairo_win32_printing_surface_path_move_to,
+ _cairo_win32_printing_surface_path_line_to,
+ _cairo_win32_printing_surface_path_curve_to,
+ _cairo_win32_printing_surface_path_close_path,
+ &path_info);
+ return status;
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_show_page (void *abstract_surface)
+{
+ cairo_win32_surface_t *surface = abstract_surface;
+
+ if (surface->clip_saved_dc != 0)
+ RestoreDC (surface->dc, surface->clip_saved_dc);
+ RestoreDC (surface->dc, -1);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_intersect_clip_path (void *abstract_surface,
+ cairo_path_fixed_t *path,
+ cairo_fill_rule_t fill_rule,
+ double tolerance,
+ cairo_antialias_t antialias)
+{
+ cairo_win32_surface_t *surface = abstract_surface;
+ cairo_status_t status;
+
+ if (surface->paginated_mode == CAIRO_PAGINATED_MODE_ANALYZE)
+ return CAIRO_STATUS_SUCCESS;
+
+ if (path == NULL) {
+ if (surface->clip_saved_dc != 0) {
+ RestoreDC (surface->dc, surface->clip_saved_dc);
+ surface->clip_saved_dc = 0;
+ }
+ return CAIRO_STATUS_SUCCESS;
+ }
+
+ BeginPath (surface->dc);
+ status = _cairo_win32_printing_surface_emit_path (surface, path);
+ EndPath (surface->dc);
+
+ switch (fill_rule) {
+ case CAIRO_FILL_RULE_WINDING:
+ SetPolyFillMode (surface->dc, WINDING);
+ break;
+ case CAIRO_FILL_RULE_EVEN_ODD:
+ SetPolyFillMode (surface->dc, ALTERNATE);
+ break;
+ default:
+ ASSERT_NOT_REACHED;
+ }
+
+ if (surface->clip_saved_dc == 0)
+ surface->clip_saved_dc = SaveDC (surface->dc);
+ SelectClipPath (surface->dc, RGN_AND);
+
+ return status;
+}
+
+static void
+_cairo_win32_printing_surface_get_font_options (void *abstract_surface,
+ cairo_font_options_t *options)
+{
+ _cairo_font_options_init_default (options);
+
+ cairo_font_options_set_hint_style (options, CAIRO_HINT_STYLE_NONE);
+ cairo_font_options_set_hint_metrics (options, CAIRO_HINT_METRICS_OFF);
+ cairo_font_options_set_antialias (options, CAIRO_ANTIALIAS_GRAY);
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_paint (void *abstract_surface,
+ cairo_operator_t op,
+ cairo_pattern_t *source)
+{
+ cairo_win32_surface_t *surface = abstract_surface;
+ cairo_solid_pattern_t white;
+
+ if (op == CAIRO_OPERATOR_CLEAR) {
+ _cairo_pattern_init_solid (&white, CAIRO_COLOR_WHITE, CAIRO_CONTENT_COLOR);
+ source = (cairo_pattern_t*) &white;
+ op = CAIRO_OPERATOR_SOURCE;
+ }
+
+ if (surface->paginated_mode == CAIRO_PAGINATED_MODE_ANALYZE)
+ return _cairo_win32_printing_surface_analyze_operation (surface, op, source);
+
+ assert (_cairo_win32_printing_surface_operation_supported (surface, op, source));
+
+ return _cairo_win32_printing_surface_paint_pattern (surface, source);
+}
+
+static int
+_cairo_win32_line_cap (cairo_line_cap_t cap)
+{
+ switch (cap) {
+ case CAIRO_LINE_CAP_BUTT:
+ return PS_ENDCAP_FLAT;
+ case CAIRO_LINE_CAP_ROUND:
+ return PS_ENDCAP_ROUND;
+ case CAIRO_LINE_CAP_SQUARE:
+ return PS_ENDCAP_SQUARE;
+ default:
+ ASSERT_NOT_REACHED;
+ return 0;
+ }
+}
+
+static int
+_cairo_win32_line_join (cairo_line_join_t join)
+{
+ switch (join) {
+ case CAIRO_LINE_JOIN_MITER:
+ return PS_JOIN_MITER;
+ case CAIRO_LINE_JOIN_ROUND:
+ return PS_JOIN_ROUND;
+ case CAIRO_LINE_JOIN_BEVEL:
+ return PS_JOIN_BEVEL;
+ default:
+ ASSERT_NOT_REACHED;
+ return 0;
+ }
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_stroke (void *abstract_surface,
+ cairo_operator_t op,
+ cairo_pattern_t *source,
+ cairo_path_fixed_t *path,
+ cairo_stroke_style_t *style,
+ cairo_matrix_t *ctm,
+ cairo_matrix_t *ctm_inverse,
+ double tolerance,
+ cairo_antialias_t antialias)
+{
+ cairo_win32_surface_t *surface = abstract_surface;
+ cairo_int_status_t status;
+ HPEN pen;
+ LOGBRUSH brush;
+ COLORREF color;
+ XFORM xform;
+ DWORD pen_style;
+ DWORD *dash_array;
+ HGDIOBJ obj;
+ unsigned int i;
+ cairo_solid_pattern_t white;
+
+ if (op == CAIRO_OPERATOR_CLEAR) {
+ _cairo_pattern_init_solid (&white, CAIRO_COLOR_WHITE, CAIRO_CONTENT_COLOR);
+ source = (cairo_pattern_t*) &white;
+ op = CAIRO_OPERATOR_SOURCE;
+ }
+
+ if (surface->paginated_mode == CAIRO_PAGINATED_MODE_ANALYZE) {
+ /* Win32 does not support a dash offset. */
+ if (style->num_dashes > 0 && style->dash_offset != 0.0)
+ return CAIRO_INT_STATUS_UNSUPPORTED;
+
+ return _cairo_win32_printing_surface_analyze_operation (surface, op, source);
+ }
+
+ assert (_cairo_win32_printing_surface_operation_supported (surface, op, source));
+
+ dash_array = NULL;
+ if (style->num_dashes) {
+ pen_style = PS_USERSTYLE;
+ dash_array = calloc (sizeof (DWORD), style->num_dashes);
+ for (i = 0; i < style->num_dashes; i++) {
+ dash_array[i] = (DWORD) style->dash[i];
+ }
+ } else {
+ pen_style = PS_SOLID;
+ }
+
+ SetMiterLimit (surface->dc, (FLOAT) style->miter_limit, NULL);
+ if (source->type == CAIRO_PATTERN_TYPE_SOLID) {
+ cairo_solid_pattern_t *solid = (cairo_solid_pattern_t *) source;
+ cairo_color_t c = solid->color;
+
+ if (!CAIRO_COLOR_IS_OPAQUE(&c)) {
+ /* Blend into white */
+ c.red = c.red*c.alpha + 1 - c.alpha;
+ c.green = c.green*c.alpha + 1 - c.alpha;
+ c.blue = c.blue*c.alpha + 1 - c.alpha;
+ }
+
+ color = RGB ((BYTE)(c.red*255),
+ (BYTE)(c.green*255),
+ (BYTE)(c.blue*255));
+ } else {
+ /* Color not used as the pen will only be used by WidenPath() */
+ color = RGB (0,0,0);
+ }
+ brush.lbStyle = BS_SOLID;
+ brush.lbColor = color;
+ brush.lbHatch = 0;
+ pen_style = PS_GEOMETRIC |
+ _cairo_win32_line_cap (style->line_cap) |
+ _cairo_win32_line_join (style->line_join);
+ pen = ExtCreatePen(pen_style,
+ style->line_width < 1.0 ? 1 : _cairo_lround(style->line_width),
+ &brush,
+ style->num_dashes,
+ dash_array);
+ if (pen == NULL)
+ return _cairo_win32_print_gdi_error ("_win32_surface_stroke:ExtCreatePen");
+ obj = SelectObject (surface->dc, pen);
+ if (obj == NULL)
+ return _cairo_win32_print_gdi_error ("_win32_surface_stroke:SelectObject");
+
+ BeginPath (surface->dc);
+ status = _cairo_win32_printing_surface_emit_path (surface, path);
+ EndPath (surface->dc);
+ if (status)
+ return status;
+
+ /*
+ * Switch to user space to set line parameters
+ */
+ SaveDC (surface->dc);
+ SetGraphicsMode (surface->dc, GM_ADVANCED);
+ _cairo_matrix_to_win32_xform (ctm, &xform);
+ xform.eDx = 0.0f;
+ xform.eDy = 0.0f;
+
+ if (!SetWorldTransform (surface->dc, &xform))
+ return _cairo_win32_print_gdi_error ("_win32_surface_stroke:SetWorldTransform");
+
+ if (source->type == CAIRO_PATTERN_TYPE_SOLID) {
+ StrokePath (surface->dc);
+ } else {
+ if (!WidenPath (surface->dc))
+ return _cairo_win32_print_gdi_error ("_win32_surface_stroke:WidenPath");
+ if (!SelectClipPath (surface->dc, RGN_AND))
+ return _cairo_win32_print_gdi_error ("_win32_surface_stroke:SelectClipPath");
+
+ /* Return to device space to paint the pattern */
+ if (!ModifyWorldTransform (surface->dc, &xform, MWT_IDENTITY))
+ return _cairo_win32_print_gdi_error ("_win32_surface_stroke:ModifyWorldTransform");
+ _cairo_win32_printing_surface_paint_pattern (surface, source);
+ }
+ RestoreDC (surface->dc, -1);
+ DeleteObject (pen);
+ if (dash_array)
+ free (dash_array);
+
+ return status;
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_fill (void *abstract_surface,
+ cairo_operator_t op,
+ cairo_pattern_t *source,
+ cairo_path_fixed_t *path,
+ cairo_fill_rule_t fill_rule,
+ double tolerance,
+ cairo_antialias_t antialias)
+{
+ cairo_win32_surface_t *surface = abstract_surface;
+ cairo_int_status_t status;
+ cairo_solid_pattern_t white;
+
+ if (op == CAIRO_OPERATOR_CLEAR) {
+ _cairo_pattern_init_solid (&white, CAIRO_COLOR_WHITE, CAIRO_CONTENT_COLOR);
+ source = (cairo_pattern_t*) &white;
+ op = CAIRO_OPERATOR_SOURCE;
+ }
+
+ if (surface->paginated_mode == CAIRO_PAGINATED_MODE_ANALYZE)
+ return _cairo_win32_printing_surface_analyze_operation (surface, op, source);
+
+ assert (_cairo_win32_printing_surface_operation_supported (surface, op, source));
+
+ BeginPath (surface->dc);
+ status = _cairo_win32_printing_surface_emit_path (surface, path);
+ EndPath (surface->dc);
+
+ switch (fill_rule) {
+ case CAIRO_FILL_RULE_WINDING:
+ SetPolyFillMode (surface->dc, WINDING);
+ break;
+ case CAIRO_FILL_RULE_EVEN_ODD:
+ SetPolyFillMode (surface->dc, ALTERNATE);
+ break;
+ default:
+ ASSERT_NOT_REACHED;
+ }
+
+ if (source->type == CAIRO_PATTERN_TYPE_SOLID) {
+ _cairo_win32_printing_surface_select_solid_brush (surface, source);
+ FillPath (surface->dc);
+ _cairo_win32_printing_surface_done_solid_brush (surface);
+ } else {
+ SaveDC (surface->dc);
+ SelectClipPath (surface->dc, RGN_AND);
+ _cairo_win32_printing_surface_paint_pattern (surface, source);
+ RestoreDC (surface->dc, -1);
+ }
+
+ fflush(stderr);
+
+ return status;
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_show_glyphs (void *abstract_surface,
+ cairo_operator_t op,
+ cairo_pattern_t *source,
+ cairo_glyph_t *glyphs,
+ int num_glyphs,
+ cairo_scaled_font_t *scaled_font)
+{
+ cairo_win32_surface_t *surface = abstract_surface;
+ cairo_status_t status = CAIRO_STATUS_SUCCESS;
+ cairo_scaled_glyph_t *scaled_glyph;
+ cairo_pattern_t *opaque = NULL;
+ int i;
+ XFORM xform;
+ cairo_solid_pattern_t white;
+
+ if (op == CAIRO_OPERATOR_CLEAR) {
+ _cairo_pattern_init_solid (&white, CAIRO_COLOR_WHITE, CAIRO_CONTENT_COLOR);
+ source = (cairo_pattern_t*) &white;
+ op = CAIRO_OPERATOR_SOURCE;
+ }
+
+ if (surface->paginated_mode == CAIRO_PAGINATED_MODE_ANALYZE) {
+ if (!(cairo_scaled_font_get_type (scaled_font) == CAIRO_FONT_TYPE_WIN32 &&
+ source->type == CAIRO_PATTERN_TYPE_SOLID)) {
+ for (i = 0; i < num_glyphs; i++) {
+ status = _cairo_scaled_glyph_lookup (scaled_font,
+ glyphs[i].index,
+ CAIRO_SCALED_GLYPH_INFO_PATH,
+ &scaled_glyph);
+ if (status)
+ return status;
+ }
+ }
+
+ return _cairo_win32_printing_surface_analyze_operation (surface, op, source);
+ }
+
+ if (source->type == CAIRO_PATTERN_TYPE_SOLID) {
+ cairo_solid_pattern_t *solid = (cairo_solid_pattern_t *) source;
+ cairo_color_t c = solid->color;
+
+ if (!CAIRO_COLOR_IS_OPAQUE(&c)) {
+ /* Blend into white */
+ c.red = c.red*c.alpha + 1 - c.alpha;
+ c.green = c.green*c.alpha + 1 - c.alpha;
+ c.blue = c.blue*c.alpha + 1 - c.alpha;
+ }
+
+ opaque = cairo_pattern_create_rgb (c.red, c.green, c.blue);
+ if (opaque->status)
+ return opaque->status;
+ source = opaque;
+ }
+
+ if (cairo_scaled_font_get_type (scaled_font) == CAIRO_FONT_TYPE_WIN32 &&
+ source->type == CAIRO_PATTERN_TYPE_SOLID)
+ {
+ status = _cairo_win32_surface_show_glyphs (surface, op,
+ source, glyphs,
+ num_glyphs, scaled_font);
+ return status;
+ }
+
+ SaveDC (surface->dc);
+ SetGraphicsMode (surface->dc, GM_ADVANCED);
+ xform.eM11 = 1.0f;
+ xform.eM21 = 0.0f;
+ xform.eM12 = 0.0f;
+ xform.eM22 = 1.0f;
+ BeginPath (surface->dc);
+ for (i = 0; i < num_glyphs; i++) {
+ status = _cairo_scaled_glyph_lookup (scaled_font,
+ glyphs[i].index,
+ CAIRO_SCALED_GLYPH_INFO_PATH,
+ &scaled_glyph);
+ if (status)
+ break;
+ xform.eDx = (FLOAT) glyphs[i].x;
+ xform.eDy = (FLOAT) glyphs[i].y;
+ if (!SetWorldTransform (surface->dc, &xform))
+ return _cairo_win32_print_gdi_error ("_win32_surface_print_show_glyphs:SetWorldTransform");
+ status = _cairo_win32_printing_surface_emit_path (surface, scaled_glyph->path);
+ }
+ EndPath (surface->dc);
+ if (status == 0) {
+ SelectClipPath (surface->dc, RGN_AND);
+ _cairo_win32_printing_surface_paint_pattern (surface, source);
+ }
+ RestoreDC (surface->dc, -1);
+
+ if (opaque)
+ cairo_pattern_destroy (opaque);
+
+ return status;
+}
+
+static cairo_int_status_t
+_cairo_win32_printing_surface_start_page (void *abstract_surface)
+{
+ cairo_win32_surface_t *surface = abstract_surface;
+
+ SaveDC (surface->dc);
+
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static void
+_cairo_win32_printing_surface_set_paginated_mode (void *abstract_surface,
+ cairo_paginated_mode_t paginated_mode)
+{
+ cairo_win32_surface_t *surface = abstract_surface;
+
+ surface->paginated_mode = paginated_mode;
+}
+
+/**
+ * cairo_win32_printing_surface_create:
+ * @hdc: the DC to create a surface for
+ * @ignore_operators: whether operators other than CLEAR and OVER
+ * should be treated as SOURCE
+ *
+ * Creates a cairo surface that targets the given DC. The DC will be
+ * queried for its initial clip extents, and this will be used as the
+ * size of the cairo surface. The DC should be a printing DC;
+ * antialiasing will be ignored, and GDI will be used as much as
+ * possible to draw to the surface.
+ *
+ * The returned surface will be wrapped using the paginated surface to
+ * provide correct complex renderinf behaviour; show_page() and
+ * associated methods must be used for correct output.
+ *
+ * If ignore_operators is TRUE, the rendering may be incorrect;
+ * however, the chances of hitting fallback code are much reduced.
+ *
+ * Return value: the newly created surface
+ **/
+cairo_surface_t *
+cairo_win32_printing_surface_create (HDC hdc, cairo_bool_t ignore_operators)
+{
+ cairo_win32_surface_t *surface;
+ RECT rect;
+ int xr, yr;
+
+ /* Try to figure out the drawing bounds for the Device context
+ */
+ if (GetClipBox (hdc, &rect) == ERROR) {
+ _cairo_win32_print_gdi_error ("cairo_win32_surface_create");
+ /* XXX: Can we make a more reasonable guess at the error cause here? */
+ _cairo_error (CAIRO_STATUS_NO_MEMORY);
+ return NIL_SURFACE;
+ }
+
+ surface = malloc (sizeof (cairo_win32_surface_t));
+ if (surface == NULL) {
+ _cairo_error (CAIRO_STATUS_NO_MEMORY);
+ return NIL_SURFACE;
+ }
+
+ surface->image = NULL;
+ surface->format = CAIRO_FORMAT_RGB24;
+
+ surface->dc = hdc;
+ surface->bitmap = NULL;
+ surface->is_dib = FALSE;
+ surface->saved_dc_bitmap = NULL;
+ surface->brush = NULL;
+ surface->old_brush = NULL;
+
+ surface->clip_rect.x = (int16_t) rect.left;
+ surface->clip_rect.y = (int16_t) rect.top;
+ surface->clip_rect.width = (uint16_t) (rect.right - rect.left);
+ surface->clip_rect.height = (uint16_t) (rect.bottom - rect.top);
+
+ if (surface->clip_rect.width == 0 ||
+ surface->clip_rect.height == 0)
+ {
+ surface->saved_clip = NULL;
+ } else {
+ surface->saved_clip = CreateRectRgn (0, 0, 0, 0);
+ if (GetClipRgn (hdc, surface->saved_clip) == 0) {
+ DeleteObject(surface->saved_clip);
+ surface->saved_clip = NULL;
+ }
+ }
+
+ surface->extents = surface->clip_rect;
+
+ surface->flags = _cairo_win32_flags_for_dc (surface->dc);
+ surface->flags |= CAIRO_WIN32_SURFACE_FOR_PRINTING;
+ if (ignore_operators)
+ surface->flags |= CAIRO_WIN32_SURFACE_IGNORE_OPERATORS;
+ surface->clip_saved_dc = 0;
+
+ _cairo_win32_printing_surface_init_ps_mode (surface);
+ _cairo_surface_init (&surface->base, &cairo_win32_printing_surface_backend,
+ CAIRO_CONTENT_COLOR_ALPHA);
+
+ xr = GetDeviceCaps(hdc, LOGPIXELSX);
+ yr = GetDeviceCaps(hdc, LOGPIXELSY);
+ _cairo_surface_set_resolution (&surface->base, (double) xr, (double) yr);
+
+ return _cairo_paginated_surface_create (&surface->base,
+ CAIRO_CONTENT_COLOR_ALPHA,
+ rect.right - rect.left,
+ rect.bottom - rect.top,
+ &cairo_win32_surface_paginated_backend);
+}
+
+cairo_bool_t
+_cairo_surface_is_win32_printing (cairo_surface_t *surface)
+{
+ return surface->backend == &cairo_win32_printing_surface_backend;
+}
+
+static const cairo_surface_backend_t cairo_win32_printing_surface_backend = {
+ CAIRO_SURFACE_TYPE_WIN32_PRINTING,
+ _cairo_win32_surface_create_similar,
+ _cairo_win32_surface_finish,
+ NULL, /* acquire_source_image */
+ NULL, /* release_source_image */
+ NULL, /* acquire_dest_image */
+ NULL, /* release_dest_image */
+ _cairo_win32_surface_clone_similar,
+ NULL, /* composite */
+ NULL, /* fill_rectangles */
+ NULL, /* composite_trapezoids */
+ NULL, /* copy_page */
+ _cairo_win32_printing_surface_show_page,
+ NULL, /* set_clip_region */
+ _cairo_win32_printing_surface_intersect_clip_path,
+ _cairo_win32_surface_get_extents,
+ NULL, /* old_show_glyphs */
+ _cairo_win32_printing_surface_get_font_options,
+ NULL, /* flush */
+ NULL, /* mark_dirty_rectangle */
+ NULL, /* scaled_font_fini */
+ NULL, /* scaled_glyph_fini */
+
+ _cairo_win32_printing_surface_paint,
+ NULL, /* mask */
+ _cairo_win32_printing_surface_stroke,
+ _cairo_win32_printing_surface_fill,
+ _cairo_win32_printing_surface_show_glyphs,
+ NULL, /* snapshot */
+ NULL, /* is_similar */
+ NULL, /* reset */
+};
+
+static const cairo_paginated_surface_backend_t cairo_win32_surface_paginated_backend = {
+ _cairo_win32_printing_surface_start_page,
+ _cairo_win32_printing_surface_set_paginated_mode
+};
diff --git a/src/cairo-win32-private.h b/src/cairo-win32-private.h
index 5f5d8d08..3410b34c 100644
--- a/src/cairo-win32-private.h
+++ b/src/cairo-win32-private.h
@@ -79,10 +79,18 @@ typedef struct _cairo_win32_surface {
/* Surface DC flags */
uint32_t flags;
+
+ /* printing surface bits */
+ cairo_paginated_mode_t paginated_mode;
+ int clip_saved_dc;
+ HBRUSH brush, old_brush;
} cairo_win32_surface_t;
/* Surface DC flag values */
enum {
+ /* If this is a surface created for printing or not */
+ CAIRO_WIN32_SURFACE_FOR_PRINTING = (1<<0),
+
/* Whether the DC is a display DC or not */
CAIRO_WIN32_SURFACE_IS_DISPLAY = (1<<1),
@@ -96,7 +104,15 @@ enum {
CAIRO_WIN32_SURFACE_CAN_STRETCHBLT = (1<<4),
/* Whether we can use StretchDIBits with this surface */
- CAIRO_WIN32_SURFACE_CAN_STRETCHDIB = (1<<5)
+ CAIRO_WIN32_SURFACE_CAN_STRETCHDIB = (1<<5),
+
+ /* Whether we can use GradientFill rectangles with this surface */
+ CAIRO_WIN32_SURFACE_CAN_RECT_GRADIENT = (1<<6),
+
+ /* If we should treat all operators other than CLEAR and OVER
+ * like SOURCE to avoid hitting fallback. Ignored except
+ * for printing. */
+ CAIRO_WIN32_SURFACE_IGNORE_OPERATORS = (1<<7)
};
cairo_status_t
@@ -105,4 +121,52 @@ _cairo_win32_print_gdi_error (const char *context);
cairo_bool_t
_cairo_surface_is_win32 (cairo_surface_t *surface);
+cairo_bool_t
+_cairo_surface_is_win32_printing (cairo_surface_t *surface);
+
+cairo_status_t
+_cairo_win32_surface_finish (void *abstract_surface);
+
+cairo_int_status_t
+_cairo_win32_surface_get_extents (void *abstract_surface,
+ cairo_rectangle_int16_t *rectangle);
+
+uint32_t
+_cairo_win32_flags_for_dc (HDC dc);
+
+cairo_int_status_t
+_cairo_win32_surface_show_glyphs (void *surface,
+ cairo_operator_t op,
+ cairo_pattern_t *source,
+ cairo_glyph_t *glyphs,
+ int num_glyphs,
+ cairo_scaled_font_t *scaled_font);
+
+cairo_surface_t *
+_cairo_win32_surface_create_similar (void *abstract_src,
+ cairo_content_t content,
+ int width,
+ int height);
+
+cairo_status_t
+_cairo_win32_surface_clone_similar (void *abstract_surface,
+ cairo_surface_t *src,
+ int src_x,
+ int src_y,
+ int width,
+ int height,
+ cairo_surface_t **clone_out);
+
+static inline void
+_cairo_matrix_to_win32_xform (const cairo_matrix_t *m,
+ XFORM *xform)
+{
+ xform->eM11 = (FLOAT) m->xx;
+ xform->eM21 = (FLOAT) m->xy;
+ xform->eM12 = (FLOAT) m->yx;
+ xform->eM22 = (FLOAT) m->yy;
+ xform->eDx = (FLOAT) m->x0;
+ xform->eDy = (FLOAT) m->y0;
+}
+
#endif /* CAIRO_WIN32_PRIVATE_H */
diff --git a/src/cairo-win32-surface.c b/src/cairo-win32-surface.c
index 1358670d..1b1a2ff8 100644
--- a/src/cairo-win32-surface.c
+++ b/src/cairo-win32-surface.c
@@ -108,7 +108,7 @@ _cairo_win32_print_gdi_error (const char *context)
return CAIRO_STATUS_NO_MEMORY;
}
-static uint32_t
+uint32_t
_cairo_win32_flags_for_dc (HDC dc)
{
uint32_t flags = 0;
@@ -426,7 +426,7 @@ _cairo_win32_surface_create_similar_internal (void *abstract_src,
return (cairo_surface_t*) new_surf;
}
-static cairo_surface_t *
+cairo_surface_t *
_cairo_win32_surface_create_similar (void *abstract_src,
cairo_content_t content,
int width,
@@ -435,7 +435,50 @@ _cairo_win32_surface_create_similar (void *abstract_src,
return _cairo_win32_surface_create_similar_internal (abstract_src, content, width, height, FALSE);
}
-static cairo_status_t
+cairo_status_t
+_cairo_win32_surface_clone_similar (void *abstract_surface,
+ cairo_surface_t *src,
+ int src_x,
+ int src_y,
+ int width,
+ int height,
+ cairo_surface_t **clone_out)
+{
+ cairo_content_t src_content;
+ cairo_surface_t *new_surface;
+ cairo_status_t status;
+ cairo_pattern_union_t pattern;
+
+ src_content = cairo_surface_get_content(src);
+ new_surface =
+ _cairo_win32_surface_create_similar_internal (abstract_surface, src_content, width, height, FALSE);
+
+ if (cairo_surface_status(new_surface))
+ return cairo_surface_status(new_surface);
+
+ _cairo_pattern_init_for_surface (&pattern.surface, src);
+
+ status = _cairo_surface_composite (CAIRO_OPERATOR_SOURCE,
+ &pattern.base,
+ NULL,
+ new_surface,
+ src_x, src_y,
+ 0, 0,
+ 0, 0,
+ width, height);
+
+ _cairo_pattern_fini (&pattern.base);
+
+ if (status == CAIRO_STATUS_SUCCESS)
+ *clone_out = new_surface;
+ else
+ cairo_surface_destroy (new_surface);
+
+ return status;
+}
+
+
+cairo_status_t
_cairo_win32_surface_finish (void *abstract_surface)
{
cairo_win32_surface_t *surface = abstract_surface;
@@ -476,9 +519,7 @@ _cairo_win32_surface_get_subimage (cairo_win32_surface_t *surface,
status = CAIRO_INT_STATUS_UNSUPPORTED;
- /* We are blitting -from- surface, so we need to check if it
- * supports BitBlt. I believe any surface can be used as a
- * BitBlt destination. */
+ /* Only BitBlt if the source surface supports it. */
if ((surface->flags & CAIRO_WIN32_SURFACE_CAN_BITBLT) &&
BitBlt (local->dc,
0, 0,
@@ -1474,7 +1515,7 @@ _cairo_win32_surface_set_clip_region (void *abstract_surface,
}
}
-static cairo_int_status_t
+cairo_int_status_t
_cairo_win32_surface_get_extents (void *abstract_surface,
cairo_rectangle_int_t *rectangle)
{
@@ -1493,7 +1534,7 @@ _cairo_win32_surface_flush (void *abstract_surface)
#define STACK_GLYPH_SIZE 256
-static cairo_int_status_t
+cairo_int_status_t
_cairo_win32_surface_show_glyphs (void *surface,
cairo_operator_t op,
cairo_pattern_t *source,
@@ -1536,8 +1577,10 @@ _cairo_win32_surface_show_glyphs (void *surface,
return CAIRO_INT_STATUS_UNSUPPORTED;
/* If we have a fallback mask clip set on the dst, we have
- * to go through the fallback path */
- if (dst->base.clip &&
+ * to go through the fallback path, but only if we're not
+ * doing this for printing */
+ if (dst->base.clip &&
+ !(dst->flags & CAIRO_WIN32_SURFACE_FOR_PRINTING) &&
(dst->base.clip->mode != CAIRO_CLIP_MODE_REGION ||
dst->base.clip->surface != NULL))
return CAIRO_INT_STATUS_UNSUPPORTED;
@@ -1692,6 +1735,8 @@ cairo_win32_surface_create (HDC hdc)
surface->bitmap = NULL;
surface->is_dib = FALSE;
surface->saved_dc_bitmap = NULL;
+ surface->brush = NULL;
+ surface->old_brush = NULL;
surface->clip_rect.x = (int16_t) rect.left;
surface->clip_rect.y = (int16_t) rect.top;
@@ -1713,6 +1758,7 @@ cairo_win32_surface_create (HDC hdc)
surface->extents = surface->clip_rect;
surface->flags = _cairo_win32_flags_for_dc (surface->dc);
+ surface->clip_saved_dc = 0;
_cairo_surface_init (&surface->base, &cairo_win32_surface_backend,
_cairo_content_from_format (format));
@@ -1807,7 +1853,9 @@ cairo_win32_surface_create_with_ddb (HDC hdc,
* _cairo_surface_is_win32:
* @surface: a #cairo_surface_t
*
- * Checks if a surface is an #cairo_win32_surface_t
+ * Checks if a surface is a win32 surface. This will
+ * return False if this is a win32 printing surface; use
+ * _cairo_surface_is_win32_printing() to check for that.
*
* Return value: True if the surface is an win32 surface
**/
@@ -1833,10 +1881,8 @@ cairo_win32_surface_get_dc (cairo_surface_t *surface)
{
cairo_win32_surface_t *winsurf;
- if (surface == NULL)
- return NULL;
-
- if (!_cairo_surface_is_win32(surface))
+ if (!_cairo_surface_is_win32(surface) &&
+ !_cairo_surface_is_win32_printing(surface))
return NULL;
winsurf = (cairo_win32_surface_t *) surface;
@@ -1898,7 +1944,7 @@ static const cairo_surface_backend_t cairo_win32_surface_backend = {
_cairo_win32_surface_release_source_image,
_cairo_win32_surface_acquire_dest_image,
_cairo_win32_surface_release_dest_image,
- NULL, /* clone_similar */
+ _cairo_win32_surface_clone_similar,
_cairo_win32_surface_composite,
_cairo_win32_surface_fill_rectangles,
NULL, /* composite_trapezoids */
diff --git a/src/cairo-win32.h b/src/cairo-win32.h
index 56643868..43ddf123 100644
--- a/src/cairo-win32.h
+++ b/src/cairo-win32.h
@@ -48,6 +48,9 @@ cairo_public cairo_surface_t *
cairo_win32_surface_create (HDC hdc);
cairo_public cairo_surface_t *
+cairo_win32_printing_surface_create (HDC hdc, cairo_bool_t ignore_operators);
+
+cairo_public cairo_surface_t *
cairo_win32_surface_create_with_ddb (HDC hdc,
cairo_format_t format,
int width,
diff --git a/src/cairo.h b/src/cairo.h
index 636c417d..65d8b361 100644
--- a/src/cairo.h
+++ b/src/cairo.h
@@ -1435,6 +1435,7 @@ cairo_surface_status (cairo_surface_t *surface);
* @CAIRO_SURFACE_TYPE_DIRECTFB: The surface is of type directfb
* @CAIRO_SURFACE_TYPE_SVG: The surface is of type svg
* @CAIRO_SURFACE_TYPE_OS2: The surface is of type os2
+ * @CAIRO_SURFACE_TYPE_WIN32_PRINTING: The surface is a win32 printing surface
*
* #cairo_surface_type_t is used to describe the type of a given
* surface. The surface types are also known as "backends" or "surface
@@ -1471,7 +1472,8 @@ typedef enum _cairo_surface_type {
CAIRO_SURFACE_TYPE_BEOS,
CAIRO_SURFACE_TYPE_DIRECTFB,
CAIRO_SURFACE_TYPE_SVG,
- CAIRO_SURFACE_TYPE_OS2
+ CAIRO_SURFACE_TYPE_OS2,
+ CAIRO_SURFACE_TYPE_WIN32_PRINTING
} cairo_surface_type_t;
cairo_public cairo_surface_type_t