GRAPHICS: MACGUI: Initial code for cursor drawing in MacTextWindow

3 files changed, 114 insertions, 6 deletions

diff --git a/graphics/macgui/mactextwindow.cpp b/graphics/macgui/mactextwindow.cpp
index 9373751734..c4395cdf19 100644
--- a/graphics/macgui/mactextwindow.cpp
+++ b/graphics/macgui/mactextwindow.cpp
@@ -20,6 +20,8 @@
  *
  */
 
+#include "common/timer.h"
+#include "common/system.h"
 
 #include "graphics/macgui/macwindowmanager.h"
 #include "graphics/macgui/macfontmanager.h"
@@ -27,6 +29,8 @@
 
 namespace Graphics {
 
+static void cursorTimerHandler(void *refCon);
+
 MacTextWindow::MacTextWindow(MacWindowManager *wm, const MacFont *font, int fgcolor, int bgcolor, int maxWidth, TextAlign textAlignment) :
 		MacWindow(wm->getLastId(), true, true, true, wm) {
 
@@ -37,6 +41,15 @@ MacTextWindow::MacTextWindow(MacWindowManager *wm, const MacFont *font, int fgco
 
 	_inputTextHeight = 0;
 	_maxWidth = maxWidth;
+
+	_scrollPos = 0;
+
+	_cursorX = 0;
+	_cursorY = 0;
+	_cursorState = false;
+	_cursorOff = false;
+
+	g_system->getTimerManager()->installTimerProc(&cursorTimerHandler, 200000, this, "textWindowCursor");
 }
 
 void MacTextWindow::drawText(ManagedSurface *g, int x, int y, int w, int h, int xoff, int yoff) {
@@ -63,6 +76,7 @@ void MacTextWindow::setSelection(int selStartX, int selStartY, int selEndX, int
 }
 
 MacTextWindow::~MacTextWindow() {
+	g_system->getTimerManager()->removeTimerProc(&cursorTimerHandler);
 }
 
 void MacTextWindow::setTextWindowFont(const MacFont *font) {
@@ -75,6 +89,24 @@ const MacFont *MacTextWindow::getTextWindowFont() {
 	return _font;
 }
 
+bool MacTextWindow::draw(ManagedSurface *g, bool forceRedraw) {
+	if (!_borderIsDirty && !_contentIsDirty && !_cursorDirty && !forceRedraw)
+		return false;
+
+	if (_borderIsDirty || forceRedraw)
+		drawBorder();
+
+	_contentIsDirty = false;
+
+	// Compose
+	_composeSurface.blitFrom(_surface, Common::Rect(0, 0, _surface.w - 2, _surface.h - 2), Common::Point(2, 2));
+	_composeSurface.transBlitFrom(_borderSurface, kColorGreen);
+
+	g->transBlitFrom(_composeSurface, _composeSurface.getBounds(), Common::Point(_dims.left - 2, _dims.top - 2), kColorGreen2);
+
+	return true;
+}
+
 bool MacTextWindow::processEvent(Common::Event &event) {
 	WindowClick click = isInBorder(event.mouse.x, event.mouse.y);
 
@@ -119,6 +151,55 @@ void MacTextWindow::drawInput() {
 
 	// And add new input line to the text
 	appendText(_inputText, _font);
+
+	_cursorX = _fontRef->getStringWidth(text[_inputTextHeight - 1]);
+
+	if (_scrollPos)
+		_cursorY = _mactext->getTextHeight() - kCursorHeight * 2;
+	else
+		_cursorY = _mactext->getTextHeight() - kCursorHeight;
+
 }
 
+//////////////////
+// Cursor stuff
+static void cursorTimerHandler(void *refCon) {
+	MacTextWindow *w = (MacTextWindow *)refCon;
+
+	int x = w->_cursorX;
+	int y = w->_cursorY;
+
+	if (x == 0 && y == 0)
+		return;
+
+	x += w->getInnerDimensions().left;
+	y += w->getInnerDimensions().top;
+	int h = kCursorHeight;
+
+	if (y + h > w->getInnerDimensions().bottom) {
+		h = w->getInnerDimensions().bottom - y;
+	}
+
+	if (h > 0)
+		w->getSurface()->vLine(x, y, y + h, w->_cursorState ? kColorBlack : kColorWhite);
+
+	if (!w->_cursorOff)
+		w->_cursorState = !w->_cursorState;
+
+	w->_cursorRect.left = x;
+	w->_cursorRect.right = MIN<uint16>(x + 1, w->getInnerDimensions().right);
+	w->_cursorRect.top = MIN<uint16>(y - 1, w->getInnerDimensions().top);
+	w->_cursorRect.bottom = MIN<uint16>(y + h, w->getInnerDimensions().bottom);
+
+	w->_cursorDirty = true;
+}
+
+void MacTextWindow::undrawCursor() {
+	_cursorOff = true;
+	_cursorState = false;
+	cursorTimerHandler(this);
+	_cursorOff = false;
+}
+
+
 } // End of namespace Graphics
diff --git a/graphics/macgui/mactextwindow.h b/graphics/macgui/mactextwindow.h
index 802d02b717..0e48122e36 100644
--- a/graphics/macgui/mactextwindow.h
+++ b/graphics/macgui/mactextwindow.h
@@ -28,6 +28,10 @@
 
 namespace Graphics {
 
+enum {
+	kCursorHeight = 12
+};
+
 struct SelectedText {
 	int startX, startY;
 	int endX, endY;
@@ -49,6 +53,13 @@ public:
 
 	virtual bool processEvent(Common::Event &event);
 
+	/**
+	 * Similar to that described in BaseMacWindow.
+	 * @param g See BaseMacWindow.
+	 * @param forceRedraw If true, the borders are guarranteed to redraw.
+	 */
+	virtual bool draw(ManagedSurface *g, bool forceRedraw = false);
+
 	void setTextWindowFont(const MacFont *macFont);
 	const MacFont *getTextWindowFont();
 
@@ -59,9 +70,21 @@ public:
 
 	void setSelection(int selStartX, int selStartY, int selEndX, int selEndY);
 
+	void undrawCursor();
+
 private:
 	void drawInput();
 
+public:
+	int _cursorX, _cursorY;
+	bool _cursorState;
+
+	bool _cursorDirty;
+	Common::Rect _cursorRect;
+	bool _cursorOff;
+
+	int _scrollPos;
+
 private:
 	MacText *_mactext;
 	const MacFont *_font;
@@ -72,6 +95,7 @@ private:
 	int _maxWidth;
 	Common::String _inputText;
 	uint _inputTextHeight;
+
 };
 
 } // End of namespace Graphics
diff --git a/graphics/macgui/macwindow.h b/graphics/macgui/macwindow.h
index 3db9096b9c..77be0aee19 100644
--- a/graphics/macgui/macwindow.h
+++ b/graphics/macgui/macwindow.h
@@ -228,7 +228,7 @@ public:
 	 * @param g See BaseMacWindow.
 	 * @param forceRedraw If true, the borders are guarranteed to redraw.
 	 */
-	bool draw(ManagedSurface *g, bool forceRedraw = false);
+	virtual bool draw(ManagedSurface *g, bool forceRedraw = false);
 
 	/**
 	 * Mutator to change the active state of the window.
@@ -285,10 +285,7 @@ public:
 	 */
 	void setCloseable(bool closeable);
 
-	WindowClick isInBorder(int x, int y);
-
 private:
-	void drawBorder();
 	void prepareBorderSurface(ManagedSurface *g);
 	void drawSimpleBorder(ManagedSurface *g);
 	void drawBorderFromSurface(ManagedSurface *g);
@@ -302,10 +299,17 @@ private:
 	bool isInResizeButton(int x, int y);
 	WindowClick isInScroll(int x, int y);
 
-private:
+protected:
+	void drawBorder();
+	WindowClick isInBorder(int x, int y);
+
+protected:
 	ManagedSurface _borderSurface;
 	ManagedSurface _composeSurface;
 
+	bool _borderIsDirty;
+
+private:
 	MacWindowBorder _macBorder;
 
 	int _pattern;
@@ -314,7 +318,6 @@ private:
 	bool _scrollable;
 	bool _resizable;
 	bool _active;
-	bool _borderIsDirty;
 
 	bool _closeable;