/** @param e */
protected void drawTitleBackground(PaintEvent e) {
Rectangle bounds = getClientArea();
Point tsize = null;
Point labelSize = null;
int twidth = bounds.width - marginWidth - marginWidth;
if (label != null) {
labelSize = label.computeSize(SWT.DEFAULT, SWT.DEFAULT, true);
}
if (labelSize != null) {
twidth -= labelSize.x + 4;
}
int tvmargin = 4;
int theight = getHeight();
if (tsize != null) {
theight += Math.max(theight, tsize.y);
}
if (labelSize != null) {
theight = Math.max(theight, labelSize.y);
}
theight += tvmargin + tvmargin;
int midpoint = (theight * 66) / 100;
int rem = theight - midpoint;
GC gc = e.gc;
gc.setForeground(bg);
gc.setBackground(gbg);
gc.fillGradientRectangle(
marginWidth,
marginHeight,
bounds.width - 1 - marginWidth - marginWidth,
midpoint - 1,
true);
gc.setForeground(gbg);
gc.setBackground(getBackground());
gc.fillGradientRectangle(
marginWidth,
marginHeight + midpoint - 1,
bounds.width - 1 - marginWidth - marginWidth,
rem - 1,
true);
gc.setForeground(border);
gc.drawLine(marginWidth, marginHeight + 2, marginWidth, marginHeight + theight - 1);
gc.drawLine(marginWidth, marginHeight + 2, marginWidth + 2, marginHeight);
gc.drawLine(marginWidth + 2, marginHeight, bounds.width - marginWidth - 3, marginHeight);
gc.drawLine(
bounds.width - marginWidth - 3,
marginHeight,
bounds.width - marginWidth - 1,
marginHeight + 2);
gc.drawLine(
bounds.width - marginWidth - 1,
marginHeight + 2,
bounds.width - marginWidth - 1,
marginHeight + theight - 1);
}
void drawItem(GC gc, boolean drawFocus) {
int headerHeight = parent.getBandHeight();
Display display = getDisplay();
gc.setForeground(display.getSystemColor(SWT.COLOR_TITLE_BACKGROUND));
gc.setBackground(display.getSystemColor(SWT.COLOR_TITLE_BACKGROUND_GRADIENT));
gc.fillGradientRectangle(x, y, width, headerHeight, true);
if (expanded) {
gc.setForeground(display.getSystemColor(SWT.COLOR_TITLE_BACKGROUND_GRADIENT));
gc.drawLine(x, y + headerHeight, x, y + headerHeight + height - 1);
gc.drawLine(x, y + headerHeight + height - 1, x + width - 1, y + headerHeight + height - 1);
gc.drawLine(x + width - 1, y + headerHeight + height - 1, x + width - 1, y + headerHeight);
}
int drawX = x;
if (image != null) {
drawX += ExpandItem.TEXT_INSET;
if (imageHeight > headerHeight) {
gc.drawImage(image, drawX, y + headerHeight - imageHeight);
} else {
gc.drawImage(image, drawX, y + (headerHeight - imageHeight) / 2);
}
drawX += imageWidth;
}
if (text.length() > 0) {
drawX += ExpandItem.TEXT_INSET;
Point size = gc.stringExtent(text);
gc.setForeground(parent.getForeground());
gc.drawString(text, drawX, y + (headerHeight - size.y) / 2, true);
}
int chevronSize = ExpandItem.CHEVRON_SIZE;
drawChevron(gc, x + width - chevronSize, y + (headerHeight - chevronSize) / 2);
if (drawFocus) {
gc.drawFocus(x + 1, y + 1, width - 2, headerHeight - 2);
}
}
void resize() {
Point size = comp.getSize();
Image oldBackgroundImage = backgroundImage;
backgroundImage = new Image(comp.getDisplay(), size.x, size.y);
GC gc = new GC(backgroundImage);
comp.getParent().drawBackground(gc, 0, 0, size.x, size.y, 0, 0);
Color background = comp.getBackground();
Color border = comp.getDisplay().getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW);
RGB backgroundRGB = background.getRGB();
// TODO naive and hard coded, doesn't deal with high contrast, etc.
Color gradientTop =
new Color(
comp.getDisplay(),
backgroundRGB.red + 12,
backgroundRGB.green + 10,
backgroundRGB.blue + 10);
int h = size.y;
int curveStart = 0;
int curve_width = 5;
int[] curve =
new int[] {
0, h, 1, h, 2, h - 1, 3, h - 2, 3, 2, 4, 1, 5, 0,
};
int[] line1 = new int[curve.length + 4];
int index = 0;
int x = curveStart;
line1[index++] = x + 1;
line1[index++] = h;
for (int i = 0; i < curve.length / 2; i++) {
line1[index++] = x + curve[2 * i];
line1[index++] = curve[2 * i + 1];
}
line1[index++] = x + curve_width;
line1[index++] = 0;
int[] line2 = new int[line1.length];
index = 0;
for (int i = 0; i < line1.length / 2; i++) {
line2[index] = line1[index++] - 1;
line2[index] = line1[index++];
}
// custom gradient
gc.setForeground(gradientTop);
gc.setBackground(background);
gc.drawLine(4, 0, size.x, 0);
gc.drawLine(3, 1, size.x, 1);
gc.fillGradientRectangle(2, 2, size.x - 2, size.y - 3, true);
gc.setForeground(background);
gc.drawLine(2, size.y - 1, size.x, size.y - 1);
gradientTop.dispose();
gc.setForeground(border);
gc.drawPolyline(line2);
gc.dispose();
comp.setBackgroundImage(backgroundImage);
if (oldBackgroundImage != null) oldBackgroundImage.dispose();
}
@Override
public void paintCell(ILayerCell cell, GC gc, Rectangle bounds, IConfigRegistry configRegistry) {
Color foregroundColor = getForeGroundColour(cell, configRegistry);
Color backgroundColor = getBackgroundColour(cell, configRegistry);
if (backgroundColor != null && foregroundColor != null) {
Color originalForeground = gc.getForeground();
Color originalBackground = gc.getBackground();
gc.setForeground(foregroundColor);
gc.setBackground(backgroundColor);
gc.fillGradientRectangle(bounds.x, bounds.y, bounds.width, bounds.height, vertical);
gc.setForeground(originalForeground);
gc.setBackground(originalBackground);
}
super.paintCell(cell, gc, bounds, configRegistry);
}
/** @param e */
protected void drawTitleBackground(PaintEvent e) {
Rectangle bounds = getClientArea();
// label.setBackground(new Color[] {
// factory.getColors().getColor(IFormColors.H_GRADIENT_END),
// factory.getColors().getColor(IFormColors.H_GRADIENT_START) },
// new int[] { 100 }, true);
Color bg = factory.getColors().getColor(IFormColors.H_GRADIENT_END);
Color gbg = factory.getColors().getColor(IFormColors.H_GRADIENT_START);
GC gc = e.gc;
gc.setForeground(bg);
gc.setBackground(gbg);
gc.fillGradientRectangle(bounds.x, bounds.y, bounds.width, bounds.height, true);
// background bottom separator
gc.setForeground(factory.getColors().getColor(IFormColors.H_BOTTOM_KEYLINE1));
gc.drawLine(bounds.x, bounds.height - 2, bounds.x + bounds.width - 1, bounds.height - 2);
gc.setForeground(factory.getColors().getColor(IFormColors.H_BOTTOM_KEYLINE2));
gc.drawLine(bounds.x, bounds.height - 1, bounds.x + bounds.width - 1, bounds.height - 1);
}
/** Draw the background (a gradient+a separator) */
private void drawBackground() {
final Display display = this.getDisplay();
final Rectangle rect = this.getClientArea();
final Image newImage = new Image(display, Math.max(1, rect.width), Math.max(1, rect.height));
final GC gc = new GC(newImage);
gc.setForeground(this.gradientStart);
gc.setBackground(this.gradientEnd);
gc.fillGradientRectangle(rect.x, rect.y, rect.width, rect.height, false);
gc.setForeground(this.separatorColor);
gc.drawLine(rect.x, rect.y + rect.height - 1, rect.x + rect.width, rect.y + rect.height - 1);
gc.dispose();
this.setBackgroundImage(newImage);
if (this.previousGeneratedImage != null) {
this.previousGeneratedImage.dispose();
}
this.previousGeneratedImage = newImage;
}
/* (non-Javadoc)
* @see org.eclipse.vtp.desktop.editors.themes.attraction.AttractionComponentFrame#renderFrame(org.eclipse.swt.graphics.GC, int, int, java.util.Map)
*/
public void renderFrame(GC gc, int renderingPhase, int options, Map<String, Object> resourceMap) {
Font originalFont = gc.getFont();
Color foreground = gc.getForeground();
Color background = gc.getBackground();
Color selectedColor = getColor(gc, resourceMap, "attraction.selection.color", 0, 0, 255);
Color elementBlue = getColor(gc, resourceMap, "attraction.element.color", 201, 229, 255);
Color elementGradBlue =
getColor(gc, resourceMap, "attraction.element.color.gradient", 153, 206, 255);
Font nameFont = getFont(gc, resourceMap, "attraction.element.font", "Arial", 10, SWT.NORMAL);
gc.setFont(nameFont);
if (upperLeft == null) {
initializeGraphics(gc, resourceMap);
}
int width = lowerRight.x - upperLeft.x;
int height = lowerRight.y - upperLeft.y;
gc.setBackground(elementBlue);
gc.fillRoundRectangle(upperLeft.x, upperLeft.y, width - 1, height - 1, 12, 12);
if ((options & Theme.RENDER_FLAG_PRINTING) == 0) {
gc.setBackground(elementGradBlue);
gc.fillRoundRectangle(
upperLeft.x,
upperLeft.y + ((lowerRight.y - upperLeft.y) / 2),
lowerRight.x - upperLeft.x,
((lowerRight.y - upperLeft.y) / 2),
12,
12);
gc.setForeground(elementBlue);
gc.fillGradientRectangle(
upperLeft.x,
upperLeft.y + ((lowerRight.y - upperLeft.y) / 3),
lowerRight.x - upperLeft.x,
(((lowerRight.y - upperLeft.y) / 3) * 2) - 5,
true);
}
gc.setForeground(foreground);
gc.setBackground(background);
// draw connector hot spot
if (uiElement.hasConnectors()) {
gc.drawLine(lowerRight.x - 17, lowerRight.y - 10, lowerRight.x - 3, lowerRight.y - 10);
gc.drawLine(lowerRight.x - 8, lowerRight.y - 15, lowerRight.x - 3, lowerRight.y - 10);
gc.drawLine(lowerRight.x - 8, lowerRight.y - 5, lowerRight.x - 3, lowerRight.y - 10);
}
if (selected && (options & Theme.RENDER_FLAG_NO_SELECTION) == 0) {
gc.setForeground(selectedColor);
}
gc.drawRoundRectangle(upperLeft.x, upperLeft.y, width - 1, height - 1, 12, 12);
if ((options & Theme.RENDER_FLAG_NO_ICONS) == 0) {
gc.drawImage(icon, upperLeft.x + 10, upperLeft.y + 12);
}
int curX = upperLeft.x + 30;
int curY = upperLeft.y + 15;
String[] parts = this.getDesignElement().getName().split(" ");
Point stringExtent = gc.stringExtent(parts[0]);
int ew = stringExtent.x;
gc.drawString(parts[0], curX, curY, true);
curX += stringExtent.x;
for (int i = 1; i < parts.length; i++) {
stringExtent = gc.stringExtent(" " + parts[i]);
boolean wrapped = false;
if (ew + stringExtent.x > 110) // wrap it
{
stringExtent = gc.stringExtent(parts[i]);
ew = stringExtent.x;
curY += 3 + stringExtent.y;
curX = upperLeft.x + 30;
wrapped = true;
} else ew += stringExtent.x;
gc.drawString((wrapped ? "" : " ") + parts[i], curX, curY, true);
curX += stringExtent.x;
}
if (selected) {
gc.setForeground(foreground);
}
gc.setFont(originalFont);
if ((options & Theme.RENDER_FLAG_NO_MARKERS) == 0) {
if (uiElement.hasErrors())
gc.drawImage(
org.eclipse.vtp.desktop.core.Activator.getDefault()
.getImageRegistry()
.get("ICON_ERROR"),
lowerRight.x - 17,
upperLeft.y);
else if (uiElement.hasWarnings())
gc.drawImage(
org.eclipse.vtp.desktop.core.Activator.getDefault()
.getImageRegistry()
.get("ICON_WARNING"),
lowerRight.x - 16,
upperLeft.y);
else if (uiElement.hasTodo())
gc.drawImage(
org.eclipse.vtp.desktop.core.Activator.getDefault().getImageRegistry().get("ICON_TASK"),
lowerRight.x - 18,
upperLeft.y + 2);
}
}
void onPaint(PaintEvent event) {
Rectangle rect = getClientArea();
if (rect.width == 0 || rect.height == 0) return;
boolean shortenText = false;
String t = text;
Image img = image;
int availableWidth = Math.max(0, rect.width - (leftMargin + rightMargin));
Point extent = getTotalSize(img, t);
if (extent.x > availableWidth) {
img = null;
extent = getTotalSize(img, t);
if (extent.x > availableWidth) {
shortenText = true;
}
}
GC gc = event.gc;
String[] lines = text == null ? null : splitString(text);
// shorten the text
if (shortenText) {
extent.x = 0;
for (int i = 0; i < lines.length; i++) {
Point e = gc.textExtent(lines[i], DRAW_FLAGS);
if (e.x > availableWidth) {
lines[i] = shortenText(gc, lines[i], availableWidth);
extent.x = Math.max(extent.x, getTotalSize(null, lines[i]).x);
} else {
extent.x = Math.max(extent.x, e.x);
}
}
if (appToolTipText == null) {
super.setToolTipText(text);
}
} else {
super.setToolTipText(appToolTipText);
}
// determine horizontal position
int x = rect.x + leftMargin;
if (align == SWT.CENTER) {
x = (rect.width - extent.x) / 2;
}
if (align == SWT.RIGHT) {
x = rect.width - rightMargin - extent.x;
}
// draw a background image behind the text
try {
if (backgroundImage != null) {
// draw a background image behind the text
Rectangle imageRect = backgroundImage.getBounds();
// tile image to fill space
gc.setBackground(getBackground());
gc.fillRectangle(rect);
int xPos = 0;
while (xPos < rect.width) {
int yPos = 0;
while (yPos < rect.height) {
gc.drawImage(backgroundImage, xPos, yPos);
yPos += imageRect.height;
}
xPos += imageRect.width;
}
} else if (gradientColors != null) {
// draw a gradient behind the text
final Color oldBackground = gc.getBackground();
if (gradientColors.length == 1) {
if (gradientColors[0] != null) gc.setBackground(gradientColors[0]);
gc.fillRectangle(0, 0, rect.width, rect.height);
} else {
final Color oldForeground = gc.getForeground();
Color lastColor = gradientColors[0];
if (lastColor == null) lastColor = oldBackground;
int pos = 0;
for (int i = 0; i < gradientPercents.length; ++i) {
gc.setForeground(lastColor);
lastColor = gradientColors[i + 1];
if (lastColor == null) lastColor = oldBackground;
gc.setBackground(lastColor);
if (gradientVertical) {
final int gradientHeight = (gradientPercents[i] * rect.height / 100) - pos;
gc.fillGradientRectangle(0, pos, rect.width, gradientHeight, true);
pos += gradientHeight;
} else {
final int gradientWidth = (gradientPercents[i] * rect.width / 100) - pos;
gc.fillGradientRectangle(pos, 0, gradientWidth, rect.height, false);
pos += gradientWidth;
}
}
if (gradientVertical && pos < rect.height) {
gc.setBackground(getBackground());
gc.fillRectangle(0, pos, rect.width, rect.height - pos);
}
if (!gradientVertical && pos < rect.width) {
gc.setBackground(getBackground());
gc.fillRectangle(pos, 0, rect.width - pos, rect.height);
}
gc.setForeground(oldForeground);
}
gc.setBackground(oldBackground);
} else {
if (background != null || (getStyle() & SWT.DOUBLE_BUFFERED) == 0) {
gc.setBackground(getBackground());
gc.fillRectangle(rect);
}
}
} catch (SWTException e) {
if ((getStyle() & SWT.DOUBLE_BUFFERED) == 0) {
gc.setBackground(getBackground());
gc.fillRectangle(rect);
}
}
// draw border
int style = getStyle();
if ((style & SWT.SHADOW_IN) != 0 || (style & SWT.SHADOW_OUT) != 0) {
paintBorder(gc, rect);
}
/*
* Compute text height and image height. If image height is more than
* the text height, draw image starting from top margin. Else draw text
* starting from top margin.
*/
Rectangle imageRect = null;
int lineHeight = 0, textHeight = 0, imageHeight = 0;
if (img != null) {
imageRect = img.getBounds();
imageHeight = imageRect.height;
}
if (lines != null) {
lineHeight = gc.getFontMetrics().getHeight();
textHeight = lines.length * lineHeight;
}
int imageY = 0, midPoint = 0, lineY = 0;
if (imageHeight > textHeight) {
if (topMargin == DEFAULT_MARGIN && bottomMargin == DEFAULT_MARGIN)
imageY = rect.y + (rect.height - imageHeight) / 2;
else imageY = topMargin;
midPoint = imageY + imageHeight / 2;
lineY = midPoint - textHeight / 2;
} else {
if (topMargin == DEFAULT_MARGIN && bottomMargin == DEFAULT_MARGIN)
lineY = rect.y + (rect.height - textHeight) / 2;
else lineY = topMargin;
midPoint = lineY + textHeight / 2;
imageY = midPoint - imageHeight / 2;
}
// draw the image
if (img != null) {
gc.drawImage(
img, 0, 0, imageRect.width, imageHeight, x, imageY, imageRect.width, imageHeight);
x += imageRect.width + GAP;
extent.x -= imageRect.width + GAP;
}
// draw the text
if (lines != null) {
gc.setForeground(getForeground());
for (int i = 0; i < lines.length; i++) {
int lineX = x;
if (lines.length > 1) {
if (align == SWT.CENTER) {
int lineWidth = gc.textExtent(lines[i], DRAW_FLAGS).x;
lineX = x + Math.max(0, (extent.x - lineWidth) / 2);
}
if (align == SWT.RIGHT) {
int lineWidth = gc.textExtent(lines[i], DRAW_FLAGS).x;
lineX = Math.max(x, rect.x + rect.width - rightMargin - lineWidth);
}
}
gc.drawText(lines[i], lineX, lineY, DRAW_FLAGS);
lineY += lineHeight;
}
}
}