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https://github.com/daveallie/crosspoint-reader.git
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69f357998e
* Move to smart pointers and split out ParsedText class * Cleanup ParsedText * Fix clearCache functions and clear section cache if page load fails * Bump Page and Section file versions * Combine removeDir implementations in Epub * Adjust screen margins
54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
#pragma once
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#include <EInkDisplay.h>
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#include <EpdFontFamily.h>
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#include <map>
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class GfxRenderer {
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public:
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enum FontRenderMode { BW, GRAYSCALE_LSB, GRAYSCALE_MSB };
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private:
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EInkDisplay& einkDisplay;
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FontRenderMode fontRenderMode;
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std::map<int, EpdFontFamily> fontMap;
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void renderChar(const EpdFontFamily& fontFamily, uint32_t cp, int* x, const int* y, bool pixelState,
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EpdFontStyle style) const;
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public:
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explicit GfxRenderer(EInkDisplay& einkDisplay) : einkDisplay(einkDisplay), fontRenderMode(BW) {}
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~GfxRenderer() = default;
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// Setup
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void insertFont(int fontId, EpdFontFamily font);
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// Screen ops
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static int getScreenWidth();
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static int getScreenHeight();
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void displayBuffer(EInkDisplay::RefreshMode refreshMode = EInkDisplay::FAST_REFRESH) const;
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void invertScreen() const;
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void clearScreen(uint8_t color = 0xFF) const;
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// Drawing
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void drawPixel(int x, int y, bool state = true) const;
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void drawLine(int x1, int y1, int x2, int y2, bool state = true) const;
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void drawRect(int x, int y, int width, int height, bool state = true) const;
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void fillRect(int x, int y, int width, int height, bool state = true) const;
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void drawImage(const uint8_t bitmap[], int x, int y, int width, int height) const;
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// Text
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int getTextWidth(int fontId, const char* text, EpdFontStyle style = REGULAR) const;
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void drawCenteredText(int fontId, int y, const char* text, bool black = true, EpdFontStyle style = REGULAR) const;
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void drawText(int fontId, int x, int y, const char* text, bool black = true, EpdFontStyle style = REGULAR) const;
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void setFontRenderMode(const FontRenderMode mode) { this->fontRenderMode = mode; }
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int getSpaceWidth(int fontId) const;
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int getLineHeight(int fontId) const;
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// Low level functions
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void swapBuffers() const;
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void copyGrayscaleLsbBuffers() const;
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void copyGrayscaleMsbBuffers() const;
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void displayGrayBuffer() const;
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};
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