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Added multi-screen capture support! As a default the current screen under the cursor is captured. (ScreenCaptureMode.Auto)

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@1806 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
This commit is contained in:
RKrom 2012-04-19 11:10:57 +00:00
parent 54dd4614f5
commit e687450dfc
7 changed files with 161 additions and 19 deletions
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13
GreenshotPlugin/Core/ImageHelper.cs
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@ -98,20 +98,20 @@ namespace GreenshotPlugin.Core {
/// <param name="buffer"></param>
/// <param name="colorPoint"></param>
/// <returns></returns>
private static Rectangle FindAutoCropRectangle(BitmapBuffer buffer, Point colorPoint) {
private static Rectangle FindAutoCropRectangle(BitmapBuffer buffer, Point colorPoint, int cropDifference) {
Rectangle cropRectangle = Rectangle.Empty;
Color referenceColor = buffer.GetColorAtWithoutAlpha(colorPoint.X,colorPoint.Y);
Point min = new Point(int.MaxValue, int.MaxValue);
Point max = new Point(int.MinValue, int.MinValue);
if (conf.AutoCropDifference > 0) {
if (cropDifference > 0) {
for(int y = 0; y < buffer.Height; y++) {
for(int x = 0; x < buffer.Width; x++) {
Color currentColor = buffer.GetColorAt(x, y);
int diffR = Math.Abs(currentColor.R - referenceColor.R);
int diffG = Math.Abs(currentColor.G - referenceColor.G);
int diffB = Math.Abs(currentColor.B - referenceColor.B);
if (((diffR+diffG+diffB)/3) > conf.AutoCropDifference) {
if (((diffR + diffG + diffB) / 3) > cropDifference) {
if (x < min.X) min.X = x;
if (y < min.Y) min.Y = y;
if (x > max.X) max.X = x;
@ -140,12 +140,13 @@ namespace GreenshotPlugin.Core {
}
return cropRectangle;
}
/// <summary>
/// Get a rectangle for the image which crops the image of all colors equal to that on 0,0
/// </summary>
/// <param name="image"></param>
/// <returns>Rectangle</returns>
public static Rectangle FindAutoCropRectangle(Image image) {
public static Rectangle FindAutoCropRectangle(Image image, int cropDifference) {
Rectangle cropRectangle = Rectangle.Empty;
using (BitmapBuffer buffer = new BitmapBuffer((Bitmap)image, false)) {
buffer.Lock();
@ -162,7 +163,7 @@ namespace GreenshotPlugin.Core {
// find biggest area
foreach(Point checkPoint in checkPoints) {
currentRectangle = FindAutoCropRectangle(buffer, checkPoint);
currentRectangle = FindAutoCropRectangle(buffer, checkPoint, cropDifference);
if (currentRectangle.Width * currentRectangle.Height > cropRectangle.Width * cropRectangle.Height) {
cropRectangle = currentRectangle;
}