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136 lines
6.1 KiB
136 lines
6.1 KiB
/****************************************************************************
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Copyright (c) 2022-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated engine source code (the "Software"), a limited,
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worldwide, royalty-free, non-assignable, revocable and non-exclusive license
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to use Cocos Creator solely to develop games on your target platforms. You shall
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not use Cocos Creator software for developing other software or tools that's
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used for developing games. You are not granted to publish, distribute,
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sublicense, and/or sell copies of Cocos Creator.
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The software or tools in this License Agreement are licensed, not sold.
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Xiamen Yaji Software Co., Ltd. reserves all rights not expressly granted to you.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include "platform/interfaces/modules/canvas/ICanvasRenderingContext2D.h"
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#include <array>
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#include <cstdint>
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#include <regex>
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#include <memory>
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#include <native_drawing/drawing_types.h>
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#include <native_drawing/drawing_bitmap.h>
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#include <native_drawing/drawing_text_declaration.h>
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#include "base/csscolorparser.h"
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#include "cocos/bindings/manual/jsb_platform.h"
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#include "math/Math.h"
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#include "platform/FileUtils.h"
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namespace cc {
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class CanvasRenderingContext2DDelegate : public ICanvasRenderingContext2D::Delegate {
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public:
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using Point = ccstd::array<float, 2>;
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using Vec2 = ccstd::array<float, 2>;
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using Size = ccstd::array<float, 2>;
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using Color4F = ccstd::array<float, 4>;
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using TextAlign = ICanvasRenderingContext2D::TextAlign;
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using TextBaseline = ICanvasRenderingContext2D::TextBaseline;
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CanvasRenderingContext2DDelegate();
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~CanvasRenderingContext2DDelegate() override;
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void recreateBuffer(float w, float h) override;
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void beginPath() override;
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void closePath() override;
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void moveTo(float x, float y) override;
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void lineTo(float x, float y) override;
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void stroke() override;
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void saveContext() override;
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void restoreContext() override;
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void clearRect(float /*x*/, float /*y*/, float w, float h) override;
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void fillRect(float x, float y, float w, float h) override;
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void fillText(const ccstd::string &text, float x, float y, float /*maxWidth*/) override;
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void strokeText(const ccstd::string &text, float /*x*/, float /*y*/, float /*maxWidth*/) const;
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Size measureText(const ccstd::string &text) override;
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void updateFont(const ccstd::string &fontName, float fontSize, bool bold, bool italic, bool oblique, bool smallCaps) override;
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void setTextAlign(TextAlign align) override;
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void setTextBaseline(TextBaseline baseline) override;
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void setFillStyle(uint8_t r, uint8_t g, uint8_t b, uint8_t a) override;
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void setStrokeStyle(uint8_t r, uint8_t g, uint8_t b, uint8_t a) override;
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void setLineWidth(float lineWidth) override;
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const cc::Data &getDataRef() const override;
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void fill() override;
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void setLineCap(const ccstd::string &lineCap) override;
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void setLineJoin(const ccstd::string &lineCap) override;
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void fillImageData(const Data &imageData, float imageWidth, float imageHeight, float offsetX, float offsetY) override;
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void strokeText(const ccstd::string &text, float /*x*/, float /*y*/, float /*maxWidth*/) override;
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void rect(float x, float y, float w, float h) override;
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void setShadowBlur(float blur)override{}
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void setShadowColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a) override{}
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void setShadowOffsetX(float offsetX) override{}
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void setShadowOffsetY(float offsetY) override{}
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void updateData() override;
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private:
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static wchar_t * utf8ToUtf16(const ccstd::string &str, int *pRetLen = nullptr);
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void removeCustomFont();
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int drawText(const ccstd::string &text, int x, int y);
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Size sizeWithText(const wchar_t *pszText, int nLen);
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void prepareBitmap(int nWidth, int nHeight);
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void deleteBitmap();
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void fillTextureData();
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ccstd::array<float, 2> convertDrawPoint(Point point, const ccstd::string &text);
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class ScopedTypography;
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std::unique_ptr<ScopedTypography> createTypography(const ccstd::string &text);
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public:
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int _screen{0};
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private:
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int32_t _x{0};
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int32_t _y{0};
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int32_t _lineCap{0};
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int32_t _lineJoin{0};
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private:
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OH_Drawing_Bitmap* _bitmap{nullptr};
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OH_Drawing_BitmapFormat _format {COLOR_FORMAT_RGBA_8888, ALPHA_FORMAT_OPAQUE};
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OH_Drawing_Canvas* _canvas{nullptr};
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OH_Drawing_TypographyStyle* _typographyStyle{nullptr};
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OH_Drawing_TypographyCreate* _typographyCreate{nullptr};
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OH_Drawing_FontCollection* _fontCollection{nullptr};
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OH_Drawing_TextStyle* _textStyle{nullptr};
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cc::Data _imageData;
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ccstd::string _curFontPath;
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int _savedDC{0};
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float _lineWidth{0.0F};
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float _bufferWidth{0.0F};
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float _bufferHeight{0.0F};
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int32_t _bufferSize{0};
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ccstd::string _fontName;
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int _fontSize{0};
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Size _textSize;
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TextAlign _textAlign{TextAlign::CENTER};
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TextBaseline _textBaseLine{TextBaseline::TOP};
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Color4F _fillStyle{0};
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Color4F _strokeStyle{0};
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};
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} // namespace cc
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