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6849331: Nimbus L&F: AbstractRegionPainter's paint context is not initialized

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Reviewed-by: rupashka
This commit is contained in:
Peter Zhelezniakov 2009-07-20 13:34:54 +04:00
parent b838a00326
commit 4ba0a90189
1 changed files with 34 additions and 16 deletions
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50
jdk/src/share/classes/javax/swing/plaf/nimbus/AbstractRegionPainter.java
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@ -227,10 +227,10 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
*
* @param x an encoded x value (0...1, or 1...2, or 2...3)
* @return the decoded x value
* @throws IllegalArgumentException
* if {@code x < 0} or {@code x > 3}
*/
protected final float decodeX(float x) {
if (ctx.canvasSize == null) return x;
if (x >= 0 && x <= 1) {
return x * leftWidth;
} else if (x > 1 && x < 2) {
@ -238,7 +238,7 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
} else if (x >= 2 && x <= 3) {
return ((x-2) * rightWidth) + leftWidth + centerWidth;
} else {
throw new AssertionError("Invalid x");
throw new IllegalArgumentException("Invalid x");
}
}
@ -248,10 +248,10 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
*
* @param y an encoded y value (0...1, or 1...2, or 2...3)
* @return the decoded y value
* @throws IllegalArgumentException
* if {@code y < 0} or {@code y > 3}
*/
protected final float decodeY(float y) {
if (ctx.canvasSize == null) return y;
if (y >= 0 && y <= 1) {
return y * topHeight;
} else if (y > 1 && y < 2) {
@ -259,7 +259,7 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
} else if (y >= 2 && y <= 3) {
return ((y-2) * bottomHeight) + topHeight + centerHeight;
} else {
throw new AssertionError("Invalid y");
throw new IllegalArgumentException("Invalid y");
}
}
@ -271,10 +271,10 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
* @param x an encoded x value of the bezier control point (0...1, or 1...2, or 2...3)
* @param dx the offset distance to the anchor from the control point x
* @return the decoded x location of the control point
* @throws IllegalArgumentException
* if {@code x < 0} or {@code x > 3}
*/
protected final float decodeAnchorX(float x, float dx) {
if (ctx.canvasSize == null) return x + dx;
if (x >= 0 && x <= 1) {
return decodeX(x) + (dx * leftScale);
} else if (x > 1 && x < 2) {
@ -282,7 +282,7 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
} else if (x >= 2 && x <= 3) {
return decodeX(x) + (dx * rightScale);
} else {
throw new AssertionError("Invalid x");
throw new IllegalArgumentException("Invalid x");
}
}
@ -294,10 +294,10 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
* @param y an encoded y value of the bezier control point (0...1, or 1...2, or 2...3)
* @param dy the offset distance to the anchor from the control point y
* @return the decoded y position of the control point
* @throws IllegalArgumentException
* if {@code y < 0} or {@code y > 3}
*/
protected final float decodeAnchorY(float y, float dy) {
if (ctx.canvasSize == null) return y + dy;
if (y >= 0 && y <= 1) {
return decodeY(y) + (dy * topScale);
} else if (y > 1 && y < 2) {
@ -305,7 +305,7 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
} else if (y >= 2 && y <= 3) {
return decodeY(y) + (dy * bottomScale);
} else {
throw new AssertionError("Invalid y");
throw new IllegalArgumentException("Invalid y");
}
}
@ -363,6 +363,15 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
* @param midpoints
* @param colors
* @return a valid LinearGradientPaint. This method never returns null.
* @throws NullPointerException
* if {@code midpoints} array is null,
* or {@code colors} array is null,
* @throws IllegalArgumentException
* if start and end points are the same points,
* or {@code midpoints.length != colors.length},
* or {@code colors} is less than 2 in size,
* or a {@code midpoints} value is less than 0.0 or greater than 1.0,
* or the {@code midpoints} are not provided in strictly increasing order
*/
protected final LinearGradientPaint decodeGradient(float x1, float y1, float x2, float y2, float[] midpoints, Color[] colors) {
if (x1 == x2 && y1 == y2) {
@ -384,6 +393,15 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
* @param midpoints
* @param colors
* @return a valid RadialGradientPaint. This method never returns null.
* @throws NullPointerException
* if {@code midpoints} array is null,
* or {@code colors} array is null
* @throws IllegalArgumentException
* if {@code r} is non-positive,
* or {@code midpoints.length != colors.length},
* or {@code colors} is less than 2 in size,
* or a {@code midpoints} value is less than 0.0 or greater than 1.0,
* or the {@code midpoints} are not provided in strictly increasing order
*/
protected final RadialGradientPaint decodeRadialGradient(float x, float y, float r, float[] midpoints, Color[] colors) {
if (r == 0f) {
@ -537,10 +555,10 @@ public abstract class AbstractRegionPainter implements Painter<JComponent> {
this.maxVerticalScaleFactor = maxV;
if (canvasSize != null) {
a = insets.left;
b = canvasSize.width - insets.right;
c = insets.top;
d = canvasSize.height - insets.bottom;
a = stretchingInsets.left;
b = canvasSize.width - stretchingInsets.right;
c = stretchingInsets.top;
d = canvasSize.height - stretchingInsets.bottom;
this.canvasSize = canvasSize;
this.inverted = inverted;
if (inverted) {