forked from 0ad/0ad
65 lines
2.2 KiB
C++
Executable File
65 lines
2.2 KiB
C++
Executable File
#ifndef _BRUSHTOOL_H
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#define _BRUSHTOOL_H
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#include "res/res.h"
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#include "Tool.h"
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#include "Vector3D.h"
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class CPatch;
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class CMiniPatch;
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class CBrushTool : public CTool
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{
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public:
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CBrushTool();
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// draw the visual representation of this tool
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virtual void OnDraw();
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// callback for left button down event
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virtual void OnLButtonDown(unsigned int flags,int px,int py);
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// callback for left button up event
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virtual void OnLButtonUp(unsigned int flags,int px,int py);
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// callback for right button down event
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virtual void OnRButtonDown(unsigned int flags,int px,int py);
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// callback for right button up event
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virtual void OnRButtonUp(unsigned int flags,int px,int py);
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// callback for mouse move event
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virtual void OnMouseMove(unsigned int flags,int px,int py);
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// action to take when tool is triggered via left mouse, or left mouse + drag
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virtual void OnTriggerLeft() {};
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// action to take when tool is triggered via right mouse, or right mouse + drag
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virtual void OnTriggerRight() {};
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// set current brush size
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void SetBrushSize(int size) { m_BrushSize=size; }
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// get current brush size
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int GetBrushSize() { return m_BrushSize; }
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// virtual function: allow multiple triggers by click and drag? - else requires individual clicks
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// to invoke trigger .. default to off
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virtual bool SupportDragTrigger() { return false; }
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protected:
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// build camera ray through screen point (px,py)
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void BuildCameraRay(int px,int py,CVector3D& origin,CVector3D& dir);
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// return true if given tile is on border of selection, false otherwise
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bool IsBorderSelection(int gx,int gz);
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// return true if given tile is a neighbour of the a border of selection, false otherwise
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bool IsNeighbourSelection(int gx,int gz);
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// build a selection of the given radius around the given minipatch
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void BuildSelection(int radius,CPatch* patch,CMiniPatch* minipatch);
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// left mouse button currently down?
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bool m_LButtonDown;
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// right mouse button currently down?
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bool m_RButtonDown;
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// current tool brush size
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int m_BrushSize;
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// centre of current selection
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int m_SelectionCentre[2];
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// world space "projection" of mouse point - somewhere in the m_SelectionCentre tile
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CVector3D m_SelectionPoint;
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};
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#endif
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