69 lines
1.6 KiB
C++
Executable File
69 lines
1.6 KiB
C++
Executable File
#ifndef _PAINTTEXTURECOMMAND_H
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#define _PAINTTEXTURECOMMAND_H
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#include <set>
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#include "res/res.h"
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#include "Command.h"
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#include "Array2D.h"
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struct TextureSet
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{
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Handle m_Texture;
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int m_Priority;
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};
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class CTextureEntry;
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class CPaintTextureCommand : public CCommand
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{
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public:
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// constructor, destructor
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CPaintTextureCommand(CTextureEntry* tex,int brushSize,int selectionCentre[2]);
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~CPaintTextureCommand();
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// return the texture name of this command
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const char* GetName() const { return "Apply Texture"; }
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// execute this command
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void Execute();
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// can undo command?
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bool IsUndoable() const { return true; }
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// undo
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void Undo();
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// redo
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void Redo();
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private:
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bool IsValidDataIndex(const CArray2D<TextureSet>& array,int x,int y) {
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if (x<0 || y<0) return 0;
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int ix=x-m_SelectionOrigin[0];
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int iy=y-m_SelectionOrigin[1];
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return ix>=0 && ix<array.usize() && iy>=0 && iy<array.vsize();
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}
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TextureSet* DataIn(int x,int y) {
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return IsValidDataIndex(m_DataIn,x,y) ? &m_DataIn(x-m_SelectionOrigin[0],y-m_SelectionOrigin[1]) : 0;
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}
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TextureSet* DataOut(int x,int y) {
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return IsValidDataIndex(m_DataOut,x,y) ? &m_DataOut(x-m_SelectionOrigin[0],y-m_SelectionOrigin[1]) : 0;
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}
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void ApplyDataToSelection(const CArray2D<TextureSet>& data);
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// texture being painted
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CTextureEntry* m_Texture;
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// size of brush
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int m_BrushSize;
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// centre of brush
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int m_SelectionCentre[2];
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// origin of data set
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int m_SelectionOrigin[2];
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// input data (textures applied to the selection)
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CArray2D<TextureSet> m_DataIn;
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// output data (new textures applied to the selection after painting)
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CArray2D<TextureSet> m_DataOut;
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};
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#endif
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