GEEKING

Rendering/GfxRender/TypesetterDynamic.h

@@ -0,0 +1,125 @@
+#pragma once
+
+#include "GfxBase/Typesetter.h"
+
+#include <boost/scoped_array.hpp>
+
+#include "TextureRef.h"
+
+namespace RBX
+{
+	namespace Graphics
+	{
+		class VisualEngine;
+		class GlyphProvider;
+        class TextureAtlas;
+
+		class TypesetterDynamic: public Typesetter
+		{
+		public:
+			TypesetterDynamic(TextureAtlas* textureAtlas, RBX::Graphics::TextureManager* textureManager, const std::string& fontPath, float legacyHeightScale, unsigned fontId, bool retina);
+            
+            ~TypesetterDynamic();
+
+			virtual Vector2 draw(
+				Adorn*				adorn,
+				const std::string&  s,
+				const Vector2&      position,
+				float               size,
+				bool                autoScale,
+				const Color4&       color,
+				const Color4&       outline,
+				RBX::Text::XAlign   xalign,
+				RBX::Text::YAlign   yalign,
+				const Vector2&		availableSpace,
+				const Rect2D&		clippingRect,
+				const Rotation2D&   rotation) const;
+
+			virtual int getCursorPositionInText(
+				const std::string&      s,
+				const RBX::Vector2&     pos2D,
+				float                   size,
+				RBX::Text::XAlign       xalign,
+				RBX::Text::YAlign       yalign,
+				const RBX::Vector2&		availableSpace,
+				const Rotation2D&       rotation,
+				RBX::Vector2			cursorPos) const;
+
+			virtual Vector2 measure(
+				const std::string&  s,
+				float size,
+				const Vector2& availableSpace,
+				bool* textFits
+				) const;
+
+			virtual const shared_ptr<Texture>& getTexture() const;
+            virtual void loadResources(RBX::Graphics::TextureManager* textureManager, RBX::Graphics::TextureAtlas* glyphAtlas);
+            virtual void releaseResources();
+
+			struct Glyph
+			{
+				short xoffset;
+				short yoffset;
+				short xadvance;
+				short width;
+				short height;
+			};
+
+		private:
+
+            GlyphProvider* glyphProvider;
+            shared_ptr<Texture> fallbackWhiteTexture;
+
+			struct GlyphLine
+			{
+				const unsigned* data;
+				size_t length;
+
+				int yoffset;
+				int width;
+			};
+
+			float legacyHeightScale;
+			float retinaScale;
+
+            void drawCursor(Adorn* adorn, bool useClipping, const Rect2D& clippingRect, const Rotation2D& rotation, const Rect2D& glyphRect, const Color4& color) const;
+			Vector2int16 layoutRatio(const std::vector<unsigned>& stringUnicode, std::vector<GlyphLine>* lines, int size, const Vector2& availableSpace) const;
+			Vector2int16 layout(const std::vector<unsigned>& stringUnicode, std::vector<GlyphLine>* lines, int size, const Vector2int16& availableSpace, bool useAvailableSpace, bool onlyProperFit,  bool* textFits) const;
+
+			Vector2 measureLining(std::vector<GlyphLine>& lines, unsigned size) const;
+
+            void decodeUTF8(const std::string& string, std::vector<unsigned>* out) const;
+
+			Vector2 drawScaledImpl(
+				Adorn*				adorn,
+				const std::vector<unsigned>& stringUnicode,
+				const Vector2&      position,
+				const Color4&       color,
+				const Color4&       outline,
+				RBX::Text::XAlign   xalign,
+				RBX::Text::YAlign   yalign,
+				const Vector2&		availableSpace,
+				const Rect2D&		clippingRect,
+				const Rotation2D&   rotation) const;
+
+			Vector2 drawImpl(
+				Adorn*				adorn,
+				const std::vector<unsigned>& stringUnicode,
+				const Vector2&      position,
+				float               size,
+				const Color4&       color,
+				const Color4&       outline,
+				RBX::Text::XAlign   xalign,
+				RBX::Text::YAlign   yalign,
+				const Vector2&		availableSpace,
+				const Rect2D&		clippingRect,
+				const Rotation2D&   rotation) const;
+
+            void render(Adorn* adorn, 
+                const Color4& color, const Color4& outline, float alpha, RBX::Text::XAlign xalign, std::vector<GlyphLine>& lines, float scale, 
+                unsigned measureSize, unsigned renderSize, unsigned ascender,
+                float startx, float starty, float height, 
+                const Rect2D& clippingRect, const Rotation2D& rotation) const;
+		};
+	}
+}