108 lines
2.3 KiB
C++
108 lines
2.3 KiB
C++
#pragma once
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#include "e2dmacros.h"
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namespace e2d
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{
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template<class Interface>
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inline void SafeReleaseInterface(Interface*& p)
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{
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if (p != nullptr)
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{
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p->Release();
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p = nullptr;
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}
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}
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// ×Ô¶¨ÒåµÄÎÄ×ÖäÖȾÆ÷
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class CustomTextRenderer
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: public IDWriteTextRenderer
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{
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public:
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CustomTextRenderer(
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ID2D1Factory* pD2DFactory,
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ID2D1HwndRenderTarget* pRT,
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ID2D1SolidColorBrush* pBrush
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);
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~CustomTextRenderer();
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STDMETHOD_(void, SetTextStyle)(
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CONST D2D1_COLOR_F &fillColor,
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BOOL hasOutline,
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CONST D2D1_COLOR_F &outlineColor,
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FLOAT outlineWidth,
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D2D1_LINE_JOIN outlineJoin
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);
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STDMETHOD(DrawGlyphRun)(
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__maybenull void* clientDrawingContext,
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FLOAT baselineOriginX,
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FLOAT baselineOriginY,
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DWRITE_MEASURING_MODE measuringMode,
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__in DWRITE_GLYPH_RUN const* glyphRun,
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__in DWRITE_GLYPH_RUN_DESCRIPTION const* glyphRunDescription,
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IUnknown* clientDrawingEffect
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);
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STDMETHOD(DrawUnderline)(
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__maybenull void* clientDrawingContext,
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FLOAT baselineOriginX,
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FLOAT baselineOriginY,
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__in DWRITE_UNDERLINE const* underline,
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IUnknown* clientDrawingEffect
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);
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STDMETHOD(DrawStrikethrough)(
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__maybenull void* clientDrawingContext,
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FLOAT baselineOriginX,
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FLOAT baselineOriginY,
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__in DWRITE_STRIKETHROUGH const* strikethrough,
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IUnknown* clientDrawingEffect
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);
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STDMETHOD(DrawInlineObject)(
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__maybenull void* clientDrawingContext,
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FLOAT originX,
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FLOAT originY,
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IDWriteInlineObject* inlineObject,
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BOOL isSideways,
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BOOL isRightToLeft,
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IUnknown* clientDrawingEffect
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);
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STDMETHOD(IsPixelSnappingDisabled)(
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__maybenull void* clientDrawingContext,
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__out BOOL* isDisabled
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);
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STDMETHOD(GetCurrentTransform)(
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__maybenull void* clientDrawingContext,
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__out DWRITE_MATRIX* transform
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);
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STDMETHOD(GetPixelsPerDip)(
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__maybenull void* clientDrawingContext,
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__out FLOAT* pixelsPerDip
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);
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public:
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unsigned long STDMETHODCALLTYPE AddRef();
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unsigned long STDMETHODCALLTYPE Release();
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HRESULT STDMETHODCALLTYPE QueryInterface(
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IID const& riid,
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void** ppvObject
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);
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private:
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unsigned long cRefCount_;
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D2D1_COLOR_F sFillColor_;
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D2D1_COLOR_F sOutlineColor_;
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FLOAT fOutlineWidth;
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BOOL bShowOutline_;
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D2D1_LINE_JOIN nOutlineJoin_;
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ID2D1Factory* pD2DFactory_;
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ID2D1HwndRenderTarget* pRT_;
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ID2D1SolidColorBrush* pBrush_;
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};
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} |