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/**
* Copyright: Mike Wey 2011
* License: zlib (See accompanying LICENSE file)
* Authors: Mike Wey
*/
module examples.draw;
import std.conv;
import dmagick.Color;
import dmagick.ColorRGB;
import dmagick.DrawingContext;
import dmagick.Geometry;
import dmagick.Image;
//TODO: Easier way to import symbols from the headers used by DMagick.
import dmagick.c.geometry;
void main()
{
int percentage = 95;
int imageWidth = 320;
int imageHeight = 200;
//Define the colors to use
Color borderColor = new Color("snow4");
Color cylinderTop = new ColorRGB(1, 1, 1, 0.4);
Color textColor = new Color("red");
Color textShadow = new Color("firebrick3");
//Define the Gradients to use;
Gradient cylinderEmptyColor = Gradient(new Color("white"), new Color("gray"), imageHeight/2);
Gradient cylinderFullColor = Gradient(new Color("green2"), new Color("darkgreen"), imageHeight/2);
Gradient cylinderOutColor = Gradient(new Color("lime"), new Color("green4"), imageHeight/2);
int progressYmax = (imageHeight * 95) / 100;
int progressYmin = (imageHeight * 55) / 100;
int progressXmin = (imageWidth * 5) / 100;
int progressXmax = imageWidth - progressXmin;
int max = ((percentage * (progressXmax - progressXmin)) / 100) + progressXmin;
int wc = (progressYmax - progressYmin) / 4;
int hc = (progressYmax - progressYmin) / 2;
int fontsize = (imageHeight * 2) / 5;
//Minimum progress width.
if ( max < progressXmin + (2 * wc))
max = progressXmin + (2 * wc);
Image cylinder = new Image(Geometry(imageWidth, imageHeight), new Color("white"));
DrawingContext dc = new DrawingContext();
dc.stroke(borderColor);
dc.push();
dc.fill(cylinderEmptyColor);
dc.roundRectangle(progressXmin, progressYmin, progressXmax, progressYmax, wc, hc);
dc.fill(cylinderFullColor);
dc.roundRectangle(progressXmin, progressYmin, max, progressYmax, wc, hc);
dc.fill(cylinderOutColor);
dc.roundRectangle(max - (2 * wc), progressYmin, max, progressYmax, wc, hc);
dc.pop();
dc.fill(cylinderTop);
dc.roundRectangle(progressXmax - (2 * wc), progressYmin, progressXmax, progressYmax, wc, hc);
dc.font("Helvetica");
dc.fontSize(fontsize);
dc.stroke(textShadow);
dc.fill(textColor);
dc.gravity(GravityType.NorthGravity);
dc.text(0,(imageHeight * 10) / 100, to!(string)(percentage)~" %");
dc.draw(cylinder);
cylinder.display();
}
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