Added CocoaDebugger to experimental
git-svn-id: http://skia.googlecode.com/svn/trunk@1622 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/CocoaDebugger/SkCommandListView.cpp b/experimental/CocoaDebugger/SkCommandListView.cpp
new file mode 100644
index 0000000..e00d16d
--- /dev/null
+++ b/experimental/CocoaDebugger/SkCommandListView.cpp
@@ -0,0 +1,141 @@
+#include "SkDebuggerViews.h"
+
+SkCommandListView::SkCommandListView() {
+ fBGColor = 0xFFBBBBBB;
+ fTopIndex = 0;
+ fHighlight = 0;
+
+ SkPaint p;
+ p.setTextSize(SkIntToScalar(SkDebugger_TextSize));
+ fSpacing = p.getFontSpacing();
+ fCentered = false;
+ fRange = (int)(this->height()/fSpacing) - 1;
+}
+
+bool SkCommandListView::onEvent(const SkEvent& evt) {
+ if (evt.isType(SkDebugger_CommandType)) {
+ SkString msg(evt.findString(SkDebugger_Atom));
+ fList.push_back(msg);
+ this->inval(NULL);
+ return true;
+ }
+ return this->INHERITED::onEvent(evt);
+}
+
+void SkCommandListView::onSizeChange() {
+ fRange = (int)(this->height()/fSpacing) - 1;
+ this->INHERITED::onSizeChange();
+}
+
+void SkCommandListView::reinit() {
+ fList.clear();
+ fTopIndex = 0;
+ fHighlight = 0;
+}
+
+void SkCommandListView::alignCenter() {
+ if (!fCentered || fHighlight < fRange/2 || fHighlight > (fList.size() - fRange/2))
+ return;
+ else {
+ if (fHighlight > (fTopIndex + fRange/2)) {
+ fTopIndex += fHighlight - (fTopIndex + fRange/2);
+ }
+ if (fHighlight < (fTopIndex + fRange/2)) {
+ fTopIndex -= (fTopIndex + fRange/2) - fHighlight;
+ }
+ }
+}
+
+int SkCommandListView::nextItem() {
+ if (fHighlight < fList.size() - 1)
+ ++fHighlight;
+ if (fHighlight < fTopIndex || fHighlight > (fTopIndex + fRange)) {
+ fTopIndex = fHighlight;
+ }
+ if (fHighlight == (fTopIndex + fRange)) {
+ ++fTopIndex;
+ }
+ this->alignCenter();
+ this->inval(NULL);
+ return fHighlight;
+}
+
+int SkCommandListView::prevItem() {
+ if (fHighlight > 0)
+ --fHighlight;
+ if (fHighlight < fTopIndex || fHighlight > (fTopIndex + fRange)) {
+ fTopIndex = fHighlight;
+ }
+ this->alignCenter();
+ this->inval(NULL);
+ return fHighlight;
+}
+
+int SkCommandListView::scrollUp() {
+ if (fTopIndex > 0)
+ --fTopIndex;
+ this->inval(NULL);
+ return fHighlight;
+}
+
+int SkCommandListView::scrollDown() {
+ if (fTopIndex < (fList.size() - 1))
+ ++fTopIndex;
+ this->inval(NULL);
+ return fHighlight;
+}
+
+void SkCommandListView::highlight(int index) {
+ SkASSERT(index >= 0 && index < fList.size());
+ if (fHighlight != index) {
+ fHighlight = index;
+ this->alignCenter();
+ this->inval(NULL);
+ }
+}
+
+int SkCommandListView::selectHighlight(int ypos) {
+ int i = (int)(ypos/fSpacing) + fTopIndex;
+ if (i >= fList.size()) {
+ i = fList.size() - 1;
+ }
+ if (fHighlight != i) {
+ fHighlight = i;
+ this->alignCenter();
+ this->inval(NULL);
+ }
+ return fHighlight;
+}
+
+void SkCommandListView::toggleCentered() {
+ fCentered = !fCentered;
+ this->alignCenter();
+ this->inval(NULL);
+}
+
+void SkCommandListView::onDraw(SkCanvas* canvas) {
+ canvas->drawColor(fBGColor);
+
+ SkPaint p;
+ p.setTextSize(SkIntToScalar(SkDebugger_TextSize));
+ p.setAntiAlias(true);
+
+ //draw highlight
+ int selected = fHighlight - fTopIndex;
+ SkRect r = {0, fSpacing * selected, this->width(), fSpacing * (selected+1)};
+ p.setColor(0x880033DD);
+ canvas->drawRect(r, p);
+
+ int endIndex = fTopIndex + fRange;
+ if (endIndex > fList.size())
+ endIndex = fList.size();
+
+ p.setColor(0xFF000000);
+ int pos;
+ for (int i = fTopIndex; i < endIndex; ++i) {
+ pos = i - fTopIndex;
+ canvas->drawText(fList[i].c_str(), fList[i].size(),
+ 0, fSpacing - 2 + fSpacing * pos, p);
+ }
+ this->INHERITED::onDraw(canvas);
+}
\ No newline at end of file