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43 lines
1.6 KiB
C++
43 lines
1.6 KiB
C++
#ifndef KANDINSKY_CONTEXT_H
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#define KANDINSKY_CONTEXT_H
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#include <kandinsky/color.h>
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#include <kandinsky/rect.h>
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#include <kandinsky/text.h>
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class KDContext {
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public:
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void setOrigin(KDPoint origin);
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void setClippingRect(KDRect clippingRect);
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// Pixel manipulation
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void setPixel(KDPoint p, KDColor c);
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KDColor getPixel(KDPoint p);
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// Text
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void drawChar(char character, KDPoint p, KDText::FontSize size = KDText::FontSize::Large, KDColor textColor = KDColorBlack, KDColor backgroundColor = KDColorWhite);
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void drawString(const char * text, KDPoint p, KDText::FontSize size = KDText::FontSize::Large, KDColor textColor = KDColorBlack, KDColor backgroundColor = KDColorWhite);
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void blendChar(char character, KDPoint p, KDText::FontSize size, KDColor textColor = KDColorBlack);
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void blendString(const char * text, KDPoint p, KDText::FontSize size, KDColor textColor = KDColorBlack);
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// Line. Not anti-aliased.
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void drawLine(KDPoint p1, KDPoint p2, KDColor c);
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// Rect
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void fillRect(KDRect rect, KDColor color);
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void fillRectWithPixels(KDRect rect, const KDColor * pixels, KDColor * workingBuffer);
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void blendRectWithMask(KDRect rect, KDColor color, const uint8_t * mask, KDColor * workingBuffer);
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void drawRect(KDRect rect, KDColor color);
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protected:
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KDContext(KDPoint origin, KDRect clippingRect);
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virtual void pushRect(KDRect, const KDColor * pixels) = 0;
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virtual void pushRectUniform(KDRect rect, KDColor color) = 0;
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virtual void pullRect(KDRect rect, KDColor * pixels) = 0;
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private:
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KDRect absoluteFillRect(KDRect rect);
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KDPoint m_origin;
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KDRect m_clippingRect;
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};
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#endif
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