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Calling operator overload from a pointer

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Co-authored-by: sigonasr2 <sigonasr2@gmail.com>
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sigonasr2 2022-11-01 17:15:35 -05:00
parent 284078dcac
commit 7968d0a8ef
2 changed files with 8 additions and 59 deletions
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main.cpp
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@ -1,71 +1,20 @@
#include <memory>
#define OLC_PGE_APPLICATION
#include "pixelGameEngine.h"
using namespace olc;
class BoxBorder : public olc::PixelGameEngine
{
public:
BoxBorder()
{
sAppName = "Box Border";
}
public:
Decal*box;
void DrawBorderBox(const vd2d&pos,const vd2d&size,const vd2d&borderScale={1,1}) {
vd2d scaledCorner={13*(float)borderScale.x,13*(float)borderScale.y};
DrawPartialDecal(pos,scaledCorner,box,{0,0},{13,13}); //Upper-Left Corner
vd2d ULOffset={13*(float)borderScale.x,0};
DrawPartialDecal(pos+ULOffset,{(float)size.x-26*(float)borderScale.x,13*(float)borderScale.y},box,{13,0},{91,13}); //Top
vd2d UROffset={size.x-13*(float)borderScale.x,0};
DrawPartialDecal(pos+UROffset,scaledCorner,box,{104,0},{13,13}); //Upper-Right Corner
vd2d ULBottomOffset={0,13*(float)borderScale.y};
DrawPartialDecal(pos+ULBottomOffset,{13*(float)borderScale.x,(float)size.y-25*(float)borderScale.y},box,{0,13},{13,73});//Left
vd2d BLOffset={0,size.y-13*(float)borderScale.y};
DrawPartialDecal(pos+BLOffset,scaledCorner,box,{0,86},{13,13}); //Bottom-Left Corner
vd2d BLLeftOffset={13*(float)borderScale.x,size.y-(13+0.05)*(float)borderScale.y};
DrawPartialDecal(pos+BLLeftOffset,{(float)size.x-26*(float)borderScale.x,13*(float)borderScale.y},box,{13,86},{91,13}); //Bottom
vd2d BROffset={size.x-13*(float)borderScale.x,size.y-13*(float)borderScale.y};
DrawPartialDecal(pos+BROffset,scaledCorner,box,{104,86},{13,13}); //Bottom-Right Corner
vd2d TROffset={size.x-13*(float)borderScale.x,13*(float)borderScale.y};
DrawPartialDecal(pos+TROffset,{13*(float)borderScale.x,(float)size.y-25*(float)borderScale.y},box,{104,13},{13,73});//Right
}
bool OnUserCreate() override
{
box = new Decal(new Sprite("border.png"),false,true);
return true;
}
vd2d borderSize={1,1};
bool OnUserUpdate(float fElapsedTime) override
{
if (GetMouseWheel()>0) {
borderSize.x+=0.1;
borderSize.y+=0.1;
} else
if (GetMouseWheel()<0) {
borderSize.x-=0.1;
borderSize.y-=0.1;
}
vd2d boxPos={24,24};
vd2d boxSize=GetMousePos()-boxPos;
FillRectDecal(boxPos,boxSize,GREY);
DrawBorderBox(boxPos,boxSize,borderSize);
return true;
struct MyStruct{
int val=4;
friend std::ostream&operator<<(std::ostream&os,MyStruct&rhs){
printf("Called\n");
return os;
}
};
int main()
{
BoxBorder demo;
if (demo.Construct(256, 240, 4, 4))
demo.Start();
MyStruct*st=new MyStruct({5});
std::cout<<*st<<std::endl;
return 0;
}