/**
* Paint this window. This method should not generally be overridden by subclasses. This method
* carefully stores the clip, translation, and color before calling into subclasses. The graphics
* context should be translated such that it is in this window's coordinate space (0,0 is the top
* left corner of this window).
*
* @param g The graphics object to use to paint this window.
* @param refreshQ The custom queue which holds the set of refresh regions needing to be blitted
* to the screen
*/
public void paint(Graphics g, CGraphicsQ refreshQ) {
// We reset our dirty flag first. Any layers that become
// dirty in the duration of this method will then cause it
// to toggle back to true for the subsequent pass.
// IMPL NOTE: when layers start to do complex animation, there will
// likely need to be better atomic handling of the dirty state,
// and layers becoming dirty and getting painted
this.dirty = false;
// Store the clip, translate, font, color
cX = g.getClipX();
cY = g.getClipY();
cW = g.getClipWidth();
cH = g.getClipHeight();
tranX = g.getTranslateX();
tranY = g.getTranslateY();
font = g.getFont();
color = g.getColor();
// We set the basic clip to the size of this window
g.setClip(bounds[X], bounds[Y], bounds[W], bounds[H]);
synchronized (layers) {
sweepAndMarkLayers();
copyAndCleanDirtyLayers();
}
paintLayers(g, refreshQ);
// We restore the original clip. The original font, color, etc.
// have already been restored
g.setClip(cX, cY, cW, cH);
}
/**
* Second Pass: We sweep through the layers from the bottom to the top and paint each one that is
* marked as dirty
*
* <p>Note, that the painting for copied layers is done here to not hold the layers lock during
* the painting.
*
* @param g The graphics object to use to paint this window.
* @param refreshQ The custom queue which holds the set of refresh regions needing to be blitted
* to the screen
*/
private void paintLayers(Graphics g, CGraphicsQ refreshQ) {
if (CGraphicsQ.DEBUG) {
System.err.println("[Paint dirty layers]");
}
for (int i = 0; i < dirtyCount; i++) {
CLayer l = dirtyLayers[i];
// Prepare relative dirty region coordinates
// of the current layer
int dx = l.dirtyBoundsCopy[X];
int dy = l.dirtyBoundsCopy[Y];
int dw = l.dirtyBoundsCopy[W];
int dh = l.dirtyBoundsCopy[H];
// Before we call into the layer to paint, we
// translate the graphics context into the layer's
// coordinate space
g.translate(l.boundsCopy[X], l.boundsCopy[Y]);
if (CGraphicsQ.DEBUG) {
System.err.println("Painting Layer: " + l);
System.err.println("\tClip: " + dx + ", " + dy + ", " + dw + ", " + dh);
}
// Clip the graphics to only contain the dirty region of
// the layer (if the dirty region isn't set, clip to the
// whole layer contents).
g.clipRect(dx, dy, dw, dh);
refreshQ.queueRefresh(l.boundsCopy[X] + dx, l.boundsCopy[Y] + dy, dw, dh);
l.paint(g);
// We restore our graphics context to prepare
// for the next layer
g.translate(-g.getTranslateX(), -g.getTranslateY());
g.translate(tranX, tranY);
// We reset our clip to this window's bounds again.
g.setClip(bounds[X], bounds[Y], bounds[W], bounds[H]);
g.setFont(font);
g.setColor(color);
} // for
}
public void drawItem(Graphics g, int offset, boolean selected, boolean drawsec) {
// g.setColor(0);
boolean ralign = false;
boolean underline = false;
// #if NICK_COLORS
// # boolean nick=false;
// #endif
int w = offset;
int dw;
int imageYOfs = ((getVHeight() - imgHeight()) >> 1);
// #if ALCATEL_FONT
// # int fontYOfs=(( getVHeight()-font.getHeight() )>>1) +1;
// #else
int fontYOfs = ((getVHeight() - font.getHeight()) >> 1);
// #endif
int imgWidth = imgWidth();
g.setFont(font);
for (int index = 0; index < elementCount; index++) {
Object ob = elementData[index];
if (ob != null) {
if (ob instanceof String) {
// string element
String s = (String) ob;
// #if NICK_COLORS
// # if (nick) {
// # int color=g.getColor();
// # dw=0;
// # int p1=0;
// # while (p1<s.length()) {
// # int p2=p1;
// # char c1=s.charAt(p1);
// # //processing the same cp
// # while (p2<s.length()) {
// # char c2=s.charAt(p2);
// # if ( (c1&0xff00) != (c2 &0xff00) ) break;
// # p2++;
// # }
// # g.setColor( (c1>255) ? ColorScheme.strong(color) :
// color);
// # dw=font.substringWidth(s, p1, p2-p1);
// # if (ralign) w-=dw;
// # g.drawSubstring( s, p1, p2-p1,
// # w,fontYOfs,Graphics.LEFT|Graphics.TOP);
// # if (!ralign) w+=dw;
// # p1=p2;
// # }
// #
// # g.setColor(color);
// # } else {
// #endif
dw = font.stringWidth(s);
if (ralign) w -= dw;
g.drawString(s, w, fontYOfs, Graphics.LEFT | Graphics.TOP);
if (underline) {
int y = getVHeight() - 1;
g.drawLine(w, y, w + dw, y);
underline = false;
}
if (!ralign) w += dw;
// #if NICK_COLORS
// # }
// #endif
} else if ((ob instanceof Integer)) {
// image element or color
int i = ((Integer) ob).intValue();
switch (i & 0xff000000) {
case IMAGE:
if (imageList == null) break;
if (ralign) w -= imgWidth;
imageList.drawImage(g, ((Integer) ob).intValue(), w, imageYOfs);
if (!ralign) w += imgWidth;
break;
case COLOR:
g.setColor(0xFFFFFF & i);
break;
case RALIGN:
ralign = true;
w = g.getClipWidth() - 1;
break;
case UNDERLINE:
underline = true;
break;
// #if NICK_COLORS
// # case NICK_ON:
// # nick=true;
// # break;
// # case NICK_OFF:
// # nick=false;
// # break;
// #endif
}
} /* Integer*/ else if (ob instanceof VirtualElement) {
int clipw = g.getClipWidth();
int cliph = g.getClipHeight();
((VirtualElement) ob).drawItem(g, 0, false, false);
g.setClip(g.getTranslateX(), g.getTranslateY(), clipw, cliph);
// TODO: рисование не с нулевой позиции и вычисление ширины
}
} // if ob!=null
} // for
}
