public void RowClippedPaint()
{
var styles = new AssembledStyles();
var box1 = new FgBlockBox(styles, Color.Red, 36000, 72000);
var box2 = new FgBlockBox(styles, Color.Blue, 18000, 108000);
var box3 = new FgBlockBox(styles, Color.Orange, 18000, 72000);
var box4 = new FgBlockBox(styles, Color.Orange, 18000, 72000);
var widths = new FixedColumnWidths(new[] { 34, 67, 99, 46 });
var row1 = new RowBox(styles, widths, false);
row1.AddBox(box1);
row1.AddBox(box2);
row1.AddBox(box3);
row1.AddBox(box4);
RootBox root = new RootBox(styles);
root.AddBox(row1);
LayoutInfo layoutArgs = MakeLayoutInfo();
root.Layout(layoutArgs);
var rect1 = new Rectangle(0, 0, 48, 96);
var rect2 = new Rectangle(0, 0, 24, 144);
rect2.Offset(rect1.Right, 0);
var rect3 = new Rectangle(0, 0, 24, 96);
rect3.Offset(rect2.Right, 0);
var rect4 = new Rectangle(0, 0, 24, 96);
rect4.Offset(rect3.Right, 0);
var paintRects = new[] { rect1, rect2, rect3, rect4 };
VerifyPaint(root, new Rectangle(-1000, -1000, 2000, 2000), 0, 0, paintRects);
// Clipping off the left part, but not the whole, of a box does not prevent drawing it.
VerifyPaint(root, new Rectangle(10, -1000, -10 + rect4.Right - 10, 2000), 0, 0, paintRects);
// Even clipping all but one pixel does not prevent drawing.
VerifyPaint(root, new Rectangle(47, -1000, -47 + rect3.Right + 1, 2000), 0, 0, paintRects);
// However if we clip a bit more we should draw less
var middleTwo = new[] { rect2, rect3 };
VerifyPaint(root, new Rectangle(48, -1000, -48 + rect3.Right - 2, 2000), 0, 0, middleTwo);
// If the clip covers just a bit of the first box we paint just that.
var firstOne = new[] { rect1 };
VerifyPaint(root, new Rectangle(-1000, -1000, 1000 + 10, 2000), 0, 0, firstOne);
// If the clip covers just a bit of the last box we paint just that.
var lastOne = new[] { rect4 };
VerifyPaint(root, new Rectangle(rect4.Right - 2, -1000, 1000, 2000), 0, 0, lastOne);
// If the clip is entirely above the pile we draw nothing.
VerifyPaint(root, new Rectangle(-1000, -1000, 990, 2000), 0, 0, null);
// Likewise if entirely below.
VerifyPaint(root, new Rectangle(rect4.Right + 10, -1000, 10, 2000), 0, 0, null);
// Now try with simulated scrolling. Use a normal clip rectangle, but pretend the first two
// and a bit boxes are scrolled off.
var offset = rect2.Right + 10;
var rect3Offset = rect3;
rect3Offset.Offset(-offset, 0);
var rect4Offset = rect4;
rect4Offset.Offset(-offset, 0);
var lastTwoOffset = new[] { rect3Offset, rect4Offset };
VerifyPaint(root, new Rectangle(0, -1000, 200, 2000), offset, 0, lastTwoOffset);
}
public void RowClippedPaint()
{
var styles = new AssembledStyles();
var box1 = new FgBlockBox(styles, Color.Red, 36000, 72000);
var box2 = new FgBlockBox(styles, Color.Blue, 18000, 108000);
var box3 = new FgBlockBox(styles, Color.Orange, 18000, 72000);
var box4 = new FgBlockBox(styles, Color.Orange, 18000, 72000);
var widths = new FixedColumnWidths(new[] { 34, 67, 99, 46 });
var row1 = new RowBox(styles, widths, false);
row1.AddBox(box1);
row1.AddBox(box2);
row1.AddBox(box3);
row1.AddBox(box4);
RootBox root = new RootBox(styles);
root.AddBox(row1);
LayoutInfo layoutArgs = MakeLayoutInfo();
root.Layout(layoutArgs);
var rect1 = new Rectangle(0, 0, 48, 96);
var rect2 = new Rectangle(0, 0, 24, 144);
rect2.Offset(rect1.Right, 0);
var rect3 = new Rectangle(0, 0, 24, 96);
rect3.Offset(rect2.Right, 0);
var rect4 = new Rectangle(0, 0, 24, 96);
rect4.Offset(rect3.Right, 0);
var paintRects = new[] { rect1, rect2, rect3, rect4 };
VerifyPaint(root, new Rectangle(-1000, -1000, 2000, 2000), 0, 0, paintRects);
// Clipping off the left part, but not the whole, of a box does not prevent drawing it.
VerifyPaint(root, new Rectangle(10, -1000, -10 + rect4.Right - 10, 2000), 0, 0, paintRects);
// Even clipping all but one pixel does not prevent drawing.
VerifyPaint(root, new Rectangle(47, -1000, -47 + rect3.Right + 1, 2000), 0, 0, paintRects);
// However if we clip a bit more we should draw less
var middleTwo = new[] { rect2, rect3 };
VerifyPaint(root, new Rectangle(48, -1000, -48 + rect3.Right - 2, 2000), 0, 0, middleTwo);
// If the clip covers just a bit of the first box we paint just that.
var firstOne = new[] { rect1 };
VerifyPaint(root, new Rectangle(-1000, -1000, 1000 + 10, 2000), 0, 0, firstOne);
// If the clip covers just a bit of the last box we paint just that.
var lastOne = new[] { rect4 };
VerifyPaint(root, new Rectangle(rect4.Right - 2, -1000, 1000, 2000), 0, 0, lastOne);
// If the clip is entirely above the pile we draw nothing.
VerifyPaint(root, new Rectangle(-1000, -1000, 990, 2000), 0, 0, null);
// Likewise if entirely below.
VerifyPaint(root, new Rectangle(rect4.Right + 10, -1000, 10, 2000), 0, 0, null);
// Now try with simulated scrolling. Use a normal clip rectangle, but pretend the first two
// and a bit boxes are scrolled off.
var offset = rect2.Right + 10;
var rect3Offset = rect3;
rect3Offset.Offset(-offset, 0);
var rect4Offset = rect4;
rect4Offset.Offset(-offset, 0);
var lastTwoOffset = new[] { rect3Offset, rect4Offset };
VerifyPaint(root, new Rectangle(0, -1000, 200, 2000), offset, 0, lastTwoOffset);
}
public void DivClippedPaint()
{
var styles = new AssembledStyles();
var box1 = new FgBlockBox(styles, Color.Red, 72000, 36000);
var box2 = new FgBlockBox(styles, Color.Blue, 108000, 18000);
var box3 = new FgBlockBox(styles, Color.Orange, 72000, 18000);
var box4 = new FgBlockBox(styles, Color.Orange, 72000, 18000);
var div1 = new DivBox(styles);
div1.AddBox(box1);
div1.AddBox(box2);
div1.AddBox(box3);
div1.AddBox(box4);
RootBox root = new RootBox(styles);
root.AddBox(div1);
LayoutInfo layoutArgs = MakeLayoutInfo();
root.Layout(layoutArgs);
var rect1 = new Rectangle(0, 0, 96, 48);
var rect2 = new Rectangle(0, 0, 144, 24);
rect2.Offset(0, rect1.Bottom);
var rect3 = new Rectangle(0, 0, 96, 24);
rect3.Offset(0, rect2.Bottom);
var rect4 = new Rectangle(0, 0, 96, 24);
rect4.Offset(0, rect3.Bottom);
var paintRects = new[] { rect1, rect2, rect3, rect4 };
VerifyPaint(root, new Rectangle(-1000, -1000, 2000, 2000), 0, 0, paintRects);
// Clipping off the top part, but not the whole, of a box does not prevent drawing it.
VerifyPaint(root, new Rectangle(-1000, 10, 2000, -10 + rect4.Bottom - 10), 0, 0, paintRects);
// Even clipping all but one pixel does not prevent drawing.
VerifyPaint(root, new Rectangle(-1000, 47, 2000, -47 + rect3.Bottom + 1), 0, 0, paintRects);
// However if we clip a bit more we should draw less
var middleTwo = new[] {rect2, rect3};
VerifyPaint(root, new Rectangle(-1000, 48, 2000, -48 + rect3.Bottom - 2), 0, 0, middleTwo);
// If the clip covers just a bit of the first box we paint just that.
var firstOne = new[] {rect1};
VerifyPaint(root, new Rectangle(-1000, -1000, 2000, 1000 + 10), 0, 0, firstOne);
// If the clip covers just a bit of the last box we paint just that.
var lastOne = new[] { rect4 };
VerifyPaint(root, new Rectangle(-1000, rect4.Bottom - 2, 2000, 1000), 0, 0, lastOne);
// If the clip is entirely above the pile we draw nothing.
VerifyPaint(root, new Rectangle(-1000, -1000, 2000, 990), 0, 0, null);
// Likewise if entirely below.
VerifyPaint(root, new Rectangle(-1000, rect4.Bottom + 10, 2000, 10), 0, 0, null);
// Now try with simulated scrolling. Use a normal clip rectangle, but pretend the first two
// and a bit boxes are scrolled off.
var offset = rect2.Bottom + 10;
var rect3Offset = rect3;
rect3Offset.Offset(0, -offset);
var rect4Offset = rect4;
rect4Offset.Offset(0, -offset);
var lastTwoOffset = new[] {rect3Offset, rect4Offset};
VerifyPaint(root, new Rectangle(-1000, 0, 2000, 200), 0, offset, lastTwoOffset);
}
public void DivClippedPaint()
{
var styles = new AssembledStyles();
var box1 = new FgBlockBox(styles, Color.Red, 72000, 36000);
var box2 = new FgBlockBox(styles, Color.Blue, 108000, 18000);
var box3 = new FgBlockBox(styles, Color.Orange, 72000, 18000);
var box4 = new FgBlockBox(styles, Color.Orange, 72000, 18000);
var div1 = new DivBox(styles);
div1.AddBox(box1);
div1.AddBox(box2);
div1.AddBox(box3);
div1.AddBox(box4);
RootBox root = new RootBox(styles);
root.AddBox(div1);
LayoutInfo layoutArgs = MakeLayoutInfo();
root.Layout(layoutArgs);
var rect1 = new Rectangle(0, 0, 96, 48);
var rect2 = new Rectangle(0, 0, 144, 24);
rect2.Offset(0, rect1.Bottom);
var rect3 = new Rectangle(0, 0, 96, 24);
rect3.Offset(0, rect2.Bottom);
var rect4 = new Rectangle(0, 0, 96, 24);
rect4.Offset(0, rect3.Bottom);
var paintRects = new[] { rect1, rect2, rect3, rect4 };
VerifyPaint(root, new Rectangle(-1000, -1000, 2000, 2000), 0, 0, paintRects);
// Clipping off the top part, but not the whole, of a box does not prevent drawing it.
VerifyPaint(root, new Rectangle(-1000, 10, 2000, -10 + rect4.Bottom - 10), 0, 0, paintRects);
// Even clipping all but one pixel does not prevent drawing.
VerifyPaint(root, new Rectangle(-1000, 47, 2000, -47 + rect3.Bottom + 1), 0, 0, paintRects);
// However if we clip a bit more we should draw less
var middleTwo = new[] { rect2, rect3 };
VerifyPaint(root, new Rectangle(-1000, 48, 2000, -48 + rect3.Bottom - 2), 0, 0, middleTwo);
// If the clip covers just a bit of the first box we paint just that.
var firstOne = new[] { rect1 };
VerifyPaint(root, new Rectangle(-1000, -1000, 2000, 1000 + 10), 0, 0, firstOne);
// If the clip covers just a bit of the last box we paint just that.
var lastOne = new[] { rect4 };
VerifyPaint(root, new Rectangle(-1000, rect4.Bottom - 2, 2000, 1000), 0, 0, lastOne);
// If the clip is entirely above the pile we draw nothing.
VerifyPaint(root, new Rectangle(-1000, -1000, 2000, 990), 0, 0, null);
// Likewise if entirely below.
VerifyPaint(root, new Rectangle(-1000, rect4.Bottom + 10, 2000, 10), 0, 0, null);
// Now try with simulated scrolling. Use a normal clip rectangle, but pretend the first two
// and a bit boxes are scrolled off.
var offset = rect2.Bottom + 10;
var rect3Offset = rect3;
rect3Offset.Offset(0, -offset);
var rect4Offset = rect4;
rect4Offset.Offset(0, -offset);
var lastTwoOffset = new[] { rect3Offset, rect4Offset };
VerifyPaint(root, new Rectangle(-1000, 0, 2000, 200), 0, offset, lastTwoOffset);
}
