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#ifdef WIN32 // Windows API-dependent unit
#ifndef _WINDOWS_SVG_DC_H_INCLUDED_
#define _WINDOWS_SVG_DC_H_INCLUDED_
#include "SvgDC.h"
#include "SvgFont.h"
#include <set>
#include <map>
#include <Windows.h>
class WindowsSvgFontC;
class WindowsSvgDC : public SvgDC
{
public:
WindowsSvgDC(HDC hDC = NULL);
~WindowsSvgDC();
const SvgFontC *GetFont(
double heightInch, unsigned int weight, bool isItalic, const std::string &name) const;
double GetFontBaseLineHeightRatio(unsigned int fontId) const;
double GetTextPartialExtents(
const std::wstring &text, unsigned int fontId, double offsetInch,
std::vector<double> &extentsInch) const;
double GetTabCharExtent(unsigned int fontId, double offsetInch) const;
private:
typedef std::set<WindowsSvgFontC *, SvgFontCompareS> FontsTp;
typedef FontsTp::iterator FontsItTp;
typedef std::map<unsigned int, WindowsSvgFontC *> FontIdsTp;
typedef FontIdsTp::iterator FontIdsItTp;
bool GetFontMetric(unsigned int fontId, TEXTMETRIC &metric) const;
int GetPixelsPerInchX() const;
int GetPixelsPerInchY() const;
double PixelsToInches(unsigned int pixels, bool horizontal) const;
unsigned int InchesToPixels(double inches, bool horizontal) const;
double GetConversionPrecisionFactor() const;
unsigned int GetNextFontId() const;
HDC m_hDC;
bool m_ownDC;
mutable int m_pixelPerInchX;
mutable int m_pixelPerInchY;
mutable FontsTp m_fonts;
mutable FontIdsTp m_fontIds;
};
#endif // _WINDOWS_SVG_DC_H_INCLUDED_
#endif WIN32 // Windows API-dependent unit
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