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 程式師世界 >> 編程語言 >> 更多編程語言 >> Delphi >> Delphi與DirectX之DelphiX(91): TDIB.DrawMono();

Delphi與DirectX之DelphiX(91): TDIB.DrawMono();

編輯:Delphi

本例效果圖:

代碼文件:

unit Unit1;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, DIB, StdCtrls;
type
  TForm1 = class(TForm)
   DXPaintBox1: TDXPaintBox;
   Button1: TButton;
   procedure Button1Click(Sender: TObject);
   procedure FormCreate(Sender: TObject);
  end;
var
  Form1: TForm1;
implementation
{$R *.dfm}
const
  c1 = clBlack;
  c2 = clLime;
var
  w,h: Integer;
procedure TForm1.FormCreate(Sender: TObject);
begin
  w := DXPaintBox1.ClientWidth;
  h := DXPaintBox1.ClientHeight;
  DXPaintBox1.DIB.SetSize(w, h, 24);
  DXPaintBox1.DIB.Fill(c1);
  DXPaintBox1.DIB.Canvas.Brush.Style := bsClear;
  DXPaintBox1.DIB.Canvas.Font.Color := c2;
  DXPaintBox1.DIB.Canvas.Font.Name := 'Arial Black';
  DXPaintBox1.DIB.Canvas.Font.Size := 36;
  DXPaintBox1.DIB.Canvas.Font.Style := [fsBold];
  DXPaintBox1.DIB.Canvas.TextOut(20, 10, 'DelphiX');
  DXPaintBox1.Repaint;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
  DXPaintBox1.DIB.DrawMono(DXPaintBox1.DIB, 0, 0, w, h, 0, 0, c1, c1, c2);
  DXPaintBox1.Repaint;
end;
end.

窗體文件:

object Form1: TForm1
  Left = 0
  Top = 0
  Caption = 'Form1'
  ClientHeight = 134
  ClientWidth = 273
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -11
  Font.Name = 'Tahoma'
  Font.Style = []
  OldCreateOrder = False
  OnCreate = FormCreate
  PixelsPerInch = 96
  TextHeight = 13
  object DXPaintBox1: TDXPaintBox
   Left = 8
   Top = 8
   Width = 257
   Height = 89
   AutoStretch = False
   Center = False
   KeepAspect = False
   Stretch = False
   ViewWidth = 0
   ViewHeight = 0
  end
  object Button1: TButton
   Left = 190
   Top = 103
   Width = 75
   Height = 25
   Caption = 'Button1'
   TabOrder = 0
   OnClick = Button1Click
  end
end

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