1 files changed, 136 insertions, 0 deletions
diff --git a/engines/wage/gui-console.cpp b/engines/wage/gui-console.cpp
index ef494bf25d..8b6fe43a17 100644
--- a/engines/wage/gui-console.cpp
+++ b/engines/wage/gui-console.cpp
@@ -424,4 +424,140 @@ void Gui::enableNewGameMenus() {
 	_menu->enableCommand(kMenuFile, kMenuActionQuit, true);
 }
 
+bool Gui::processConsoleEvents(WindowClick click, Common::Event &event) {
+	if (click == kBorderScrollUp || click == kBorderScrollDown) {
+		if (event.type == Common::EVENT_LBUTTONDOWN) {
+			int consoleHeight = _consoleWindow->getInnerDimensions().height();
+			int textFullSize = _lines.size() * _consoleLineHeight + consoleHeight;
+			float scrollPos = (float)_scrollPos / textFullSize;
+			float scrollSize = (float)consoleHeight / textFullSize;
+
+			_consoleWindow->setScroll(scrollPos, scrollSize);
+
+			return true;
+		} else if (event.type == Common::EVENT_LBUTTONUP) {
+			int oldScrollPos = _scrollPos;
+
+			switch (click) {
+			case kBorderScrollUp:
+				_scrollPos = MAX<int>(0, _scrollPos - _consoleLineHeight);
+				undrawCursor();
+				_cursorY -= (_scrollPos - oldScrollPos);
+				_consoleDirty = true;
+				_consoleFullRedraw = true;
+				break;
+			case kBorderScrollDown:
+				_scrollPos = MIN<int>((_lines.size() - 2) * _consoleLineHeight, _scrollPos + _consoleLineHeight);
+				undrawCursor();
+				_cursorY -= (_scrollPos - oldScrollPos);
+				_consoleDirty = true;
+				_consoleFullRedraw = true;
+				break;
+			default:
+				return false;
+			}
+
+			return true;
+		}
+
+		return false;
+	}
+
+	if (click == kBorderResizeButton) {
+		_consoleDirty = true;
+		_consoleFullRedraw = true;
+
+		return true;
+	}
+
+	if (click == kBorderInner) {
+		if (event.type == Common::EVENT_LBUTTONDOWN) {
+			startMarking(event.mouse.x, event.mouse.y);
+
+			return true;
+		} else if (event.type == Common::EVENT_LBUTTONUP) {
+			if (_inTextSelection) {
+				_inTextSelection = false;
+
+				if (_selectionEndY == -1 ||
+						(_selectionEndX == _selectionStartX && _selectionEndY == _selectionStartY)) {
+					_selectionStartY = _selectionEndY = -1;
+					_consoleFullRedraw = true;
+					_menu->enableCommand(kMenuEdit, kMenuActionCopy, false);
+				} else {
+					_menu->enableCommand(kMenuEdit, kMenuActionCopy, true);
+
+					bool cutAllowed = false;
+
+					if (_selectionStartY == _selectionEndY && _selectionStartY == (int)_lines.size() - 1)
+						cutAllowed = true;
+
+					_menu->enableCommand(kMenuEdit, kMenuActionCut, cutAllowed);
+					_menu->enableCommand(kMenuEdit, kMenuActionClear, cutAllowed);
+				}
+			}
+
+			return true;
+		} else if (event.type == Common::EVENT_MOUSEMOVE) {
+			if (_inTextSelection) {
+				updateTextSelection(event.mouse.x, event.mouse.y);
+				return true;
+			}
+		}
+
+		return false;
+	}
+
+	return false;
+}
+
+int Gui::calcTextX(int x, int textLine) {
+	const Graphics::Font *font = getConsoleFont();
+
+	if ((uint)textLine >= _lines.size())
+		return 0;
+
+	Common::String str = _lines[textLine];
+
+	x -= _consoleWindow->getInnerDimensions().left;
+
+	for (int i = str.size(); i >= 0; i--) {
+		if (font->getStringWidth(str) < x) {
+			return i;
+		}
+
+		str.deleteLastChar();
+	}
+
+	return 0;
+}
+
+int Gui::calcTextY(int y) {
+	y -= _consoleWindow->getInnerDimensions().top;
+
+	if (y < 0)
+		y = 0;
+
+	const int firstLine = _scrollPos / _consoleLineHeight;
+	int textLine = (y - _scrollPos % _consoleLineHeight) / _consoleLineHeight + firstLine;
+
+	return textLine;
+}
+
+void Gui::startMarking(int x, int y) {
+	_selectionStartY = calcTextY(y);
+	_selectionStartX = calcTextX(x, _selectionStartY);
+
+	_selectionEndY = -1;
+
+	_inTextSelection = true;
+}
+
+void Gui::updateTextSelection(int x, int y) {
+	_selectionEndY = calcTextY(y);
+	_selectionEndX = calcTextX(x, _selectionEndY);
+
+	_consoleFullRedraw = true;
+}
+
 } // End of namespace Wage