📄 unit1.cpp
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//---------------------------------------------------------------------------
#include <stdio.h>
//#include <wingdi.h>
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
int temp1;
temp1=Image1->Width;
Edit1->Text ="图像宽度="+IntToStr(temp1);
temp1=Image1->Height;
Edit2->Text ="图像高度="+IntToStr(temp1);
//temp1=Image1->Canvas->Pixels;
Canvas->Brush->Color=RGB(255,0,0);
Canvas->Brush->Style=bsSolid;
Canvas->Rectangle(5,5,50,50);
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Image1MouseUp(TObject *Sender, TMouseButton Button,
TShiftState Shift, int X, int Y)
{
unsigned long temp1;
temp1=Image1->Canvas->Pixels[X][Y];
//temp1=GetGValue(color);
Edit3->Text ="颜色值="+IntToStr(temp1);
Edit4->Text="X坐标值="+IntToStr(X);
Edit5->Text="Y坐标值="+IntToStr(Y);
Edit6->Text ="红色值="+IntToStr(GetRValue(temp1));
Edit7->Text ="绿色值="+IntToStr(GetGValue(temp1));
Edit8->Text ="蓝色值="+IntToStr(GetBValue(temp1));
}
//---------------------------------------------------------------------------
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