diff options
Diffstat (limited to 'osframework/source/SexyAppFramework/Slider.cpp')
| -rw-r--r-- | osframework/source/SexyAppFramework/Slider.cpp | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/osframework/source/SexyAppFramework/Slider.cpp b/osframework/source/SexyAppFramework/Slider.cpp new file mode 100644 index 0000000..576bedc --- /dev/null +++ b/osframework/source/SexyAppFramework/Slider.cpp @@ -0,0 +1,174 @@ +#include "Slider.h"
+#include "Graphics.h"
+#include "Image.h"
+#include "SliderListener.h"
+#include "WidgetManager.h"
+#include "SexyAppBase.h"
+
+using namespace Sexy;
+
+Slider::Slider(Image* theTrackImage, Image* theThumbImage, int theId, SliderListener* theListener) :
+ mTrackImage(theTrackImage),
+ mThumbImage(theThumbImage),
+ mId(theId),
+ mListener(theListener),
+ mVal(0.0)
+{
+ mDragging = false;
+ mHorizontal = true;
+ mRelX = mRelY = 0;
+}
+
+void Slider::SetValue(double theValue)
+{
+ mVal = theValue;
+ if (mVal < 0.0)
+ mVal = 0.0;
+ else if (mVal > 1.0)
+ mVal = 1.0;
+
+ MarkDirtyFull();
+}
+
+bool Slider::HasTransparencies()
+{
+ return true;
+}
+
+void Slider::Draw(Graphics* g)
+{
+ if (mTrackImage != NULL)
+ {
+ int cw = mHorizontal ? mTrackImage->GetWidth()/3 : mTrackImage->GetWidth();
+ int ch = mHorizontal ? mTrackImage->GetHeight() : mTrackImage->GetHeight()/3;
+
+ if (mHorizontal)
+ {
+ int ty = (mHeight - ch) / 2;
+
+ g->DrawImage(mTrackImage, 0, ty, Rect(0, 0, cw, ch));
+
+ Graphics aClipG(*g);
+ aClipG.ClipRect(cw, ty, mWidth - cw*2, ch);
+ for (int i = 0; i < (mWidth-cw*2+cw-1)/cw; i++)
+ aClipG.DrawImage(mTrackImage, cw + i*cw, ty, Rect(cw, 0, cw, ch));
+
+ g->DrawImage(mTrackImage, mWidth-cw, ty, Rect(cw*2, 0, cw, ch));
+ }
+ else
+ {
+ g->DrawImage(mTrackImage, 0, 0, Rect(0, 0, cw, ch));
+ Graphics aClipG(*g);
+ aClipG.ClipRect(0, ch, cw, mHeight - ch * 2);
+ for (int i = 0; i < (mHeight-ch*2+ch-1)/ch; i++)
+ aClipG.DrawImage(mTrackImage, 0, ch + i*ch, Rect(0, ch, cw, ch));
+
+ g->DrawImage(mTrackImage, 0, mHeight-ch, Rect(0, ch*2, cw, ch));
+ }
+ }
+
+ if (mHorizontal && (mThumbImage != NULL))
+ g->DrawImage(mThumbImage, (int) (mVal * (mWidth - mThumbImage->GetWidth())), (mHeight - mThumbImage->GetHeight()) / 2);
+ else if (!mHorizontal && (mThumbImage != NULL))
+ g->DrawImage(mThumbImage, (mWidth - mThumbImage->GetWidth()) / 2, (int) (mVal * (mHeight - mThumbImage->GetHeight())));
+
+ //g->SetColor(Color(255, 255, 0));
+ //g->FillRect(0, 0, mWidth, mHeight);
+}
+
+void Slider::MouseDown(int x, int y, int theClickCount)
+{
+ if (mHorizontal)
+ {
+ int aThumbX = (int) (mVal * (mWidth - mThumbImage->GetWidth()));
+
+ if ((x >= aThumbX) && (x < aThumbX + mThumbImage->GetWidth()))
+ {
+ mWidgetManager->mApp->SetCursor(CURSOR_DRAGGING);
+ mDragging = true;
+ mRelX = x - aThumbX;
+ }
+ else
+ {
+ // clicked on the bar, set position to mouse click
+ double pos = (double)x / mWidth;
+ SetValue(pos);
+ }
+ }
+ else
+ {
+ int aThumbY = (int) (mVal * (mHeight - mThumbImage->GetHeight()));
+
+ if ((y >= aThumbY) && (y < aThumbY + mThumbImage->GetHeight()))
+ {
+ mWidgetManager->mApp->SetCursor(CURSOR_DRAGGING);
+ mDragging = true;
+ mRelY = y - aThumbY;
+ }
+ else
+ {
+ // clicked on the bar, set position to mouse click
+ double pos = (double)y / mHeight;
+ SetValue(pos);
+ }
+ }
+}
+
+void Slider::MouseMove(int x, int y)
+{
+ if (mHorizontal)
+ {
+ int aThumbX = (int) (mVal * (mWidth - mThumbImage->GetWidth()));
+
+ if ((x >= aThumbX) && (x < aThumbX + mThumbImage->GetWidth()))
+ mWidgetManager->mApp->SetCursor(CURSOR_DRAGGING);
+ else
+ mWidgetManager->mApp->SetCursor(CURSOR_POINTER);
+ }
+ else
+ {
+ int aThumbY = (int) (mVal * (mHeight - mThumbImage->GetHeight()));
+
+ if ((y >= aThumbY) && (y < aThumbY + mThumbImage->GetHeight()))
+ mWidgetManager->mApp->SetCursor(CURSOR_DRAGGING);
+ else
+ mWidgetManager->mApp->SetCursor(CURSOR_POINTER);
+ }
+}
+
+void Slider::MouseDrag(int x, int y)
+{
+ if (mDragging)
+ {
+ double anOldVal = mVal;
+
+ if (mHorizontal)
+ mVal = (x - mRelX) / (double) (mWidth - mThumbImage->GetWidth());
+ else
+ mVal = (y - mRelY) / (double) (mHeight - mThumbImage->GetHeight());
+
+ if (mVal < 0.0)
+ mVal = 0.0;
+ if (mVal > 1.0)
+ mVal = 1.0;
+
+ if (mVal != anOldVal)
+ {
+ mListener->SliderVal(mId, mVal);
+ MarkDirtyFull();
+ }
+ }
+}
+
+void Slider::MouseUp(int x, int y)
+{
+ mDragging = false;
+ mWidgetManager->mApp->SetCursor(CURSOR_POINTER);
+ mListener->SliderVal(mId, mVal);
+}
+
+void Slider::MouseLeave()
+{
+ if (!mDragging)
+ mWidgetManager->mApp->SetCursor(CURSOR_POINTER);
+}
\ No newline at end of file |