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Improvement which makes selecting the SpeechBubble easier.

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This commit is contained in:
RKrom 2014-12-03 13:54:05 +01:00
parent 4c17a87055
commit 2797c076b4
1 changed files with 23 additions and 24 deletions
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47
Greenshot/Drawing/SpeechbubbleContainer.cs
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@ -308,35 +308,34 @@ namespace Greenshot.Drawing {
}
public override bool Contains(int x, int y) {
double xDistanceFromCenter = x - (Left + Width / 2);
double yDistanceFromCenter = y - (Top + Height / 2);
// ellipse: x^2/a^2 + y^2/b^2 = 1
return Math.Pow(xDistanceFromCenter, 2) / Math.Pow(Width / 2, 2) + Math.Pow(yDistanceFromCenter, 2) / Math.Pow(Height / 2, 2) < 1;
}
public override bool ClickableAt(int x, int y) {
Rectangle rect = GuiRectangle.GetGuiRectangle(Left, Top, Width, Height);
int lineThickness = GetFieldValueAsInt(FieldType.LINE_THICKNESS);
int lineThicknessPlusSafety = lineThickness + 10;
// If we clicked inside the rectangle and it's visible we are clickable at.
Color fillColor = GetFieldValueAsColor(FieldType.FILL_COLOR);
if (!Color.Transparent.Equals(fillColor)) {
if (Contains(x, y)) {
return true;
}
if (base.Contains(x, y)) {
return true;
}
// check the rest of the lines
if (lineThicknessPlusSafety > 0) {
using (Pen pen = new Pen(Color.White, lineThicknessPlusSafety)) {
using (GraphicsPath path = new GraphicsPath()) {
path.AddEllipse(rect);
return path.IsOutlineVisible(x, y, pen);
Point clickedPoint = new Point(x, y);
if (Status != EditStatus.UNDRAWN) {
int lineThickness = GetFieldValueAsInt(FieldType.LINE_THICKNESS);
Color lineColor = GetFieldValueAsColor(FieldType.LINE_COLOR);
using (Pen pen = new Pen(lineColor, lineThickness)) {
using (GraphicsPath bubblePath = CreateBubble(lineThickness)) {
bubblePath.Widen(pen);
if (bubblePath.IsVisible(clickedPoint)) {
return true;
}
}
using (GraphicsPath tailPath = CreateTail()) {
tailPath.Widen(pen);
if (tailPath.IsVisible(clickedPoint)) {
return true;
}
}
}
}
return false;
}
public override bool ClickableAt(int x, int y) {
return Contains(x,y);
}
}
}