Initial commit

engines/hpl1/engine/gui/WidgetCheckBox.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of HPL1 Engine.
+ */
+
+#include "hpl1/engine/gui/WidgetCheckBox.h"
+
+#include "hpl1/engine/system/low_level_system.h"
+
+#include "hpl1/engine/math/Math.h"
+
+#include "hpl1/engine/gui/Gui.h"
+#include "hpl1/engine/gui/GuiGfxElement.h"
+#include "hpl1/engine/gui/GuiSet.h"
+#include "hpl1/engine/gui/GuiSkin.h"
+
+namespace hpl {
+
+//////////////////////////////////////////////////////////////////////////
+// CONSTRUCTORS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+cWidgetCheckBox::cWidgetCheckBox(cGuiSet *apSet, cGuiSkin *apSkin) : iWidget(eWidgetType_CheckBox, apSet, apSkin) {
+	mbChecked = false;
+	mbPressed = false;
+
+	LoadGraphics();
+}
+
+//-----------------------------------------------------------------------
+
+cWidgetCheckBox::~cWidgetCheckBox() {
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PUBLIC METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+void cWidgetCheckBox::SetChecked(bool abX) {
+	if (mbChecked == abX)
+		return;
+
+	mbChecked = abX;
+
+	cGuiMessageData data = cGuiMessageData(mbChecked);
+	ProcessMessage(eGuiMessage_CheckChange, data);
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PROTECTED METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+void cWidgetCheckBox::OnLoadGraphics() {
+	mvGfxBox[1][0] = mpSkin->GetGfx(eGuiSkinGfx_CheckBoxEnabledUnchecked);
+	mvGfxBox[1][1] = mpSkin->GetGfx(eGuiSkinGfx_CheckBoxEnabledChecked);
+	mvGfxBox[0][0] = mpSkin->GetGfx(eGuiSkinGfx_CheckBoxDisabledUnchecked);
+	mvGfxBox[0][1] = mpSkin->GetGfx(eGuiSkinGfx_CheckBoxDisabledChecked);
+}
+
+//-----------------------------------------------------------------------
+
+void cWidgetCheckBox::OnChangeSize() {
+	if (mvSize.y < mvDefaultFontSize.y)
+		mvSize.y = mvDefaultFontSize.y;
+	if (mvSize.x < mvGfxBox[0][0]->GetActiveSize().x)
+		mvSize.x = mvGfxBox[0][0]->GetActiveSize().x;
+}
+
+//-----------------------------------------------------------------------
+
+void cWidgetCheckBox::OnDraw(float afTimeStep, cGuiClipRegion *apClipRegion) {
+	////////////////////////////////
+	// Box
+	mpSet->DrawGfx(mvGfxBox[IsEnabled()][mbChecked], GetGlobalPosition() +
+														 cVector3f(0, mvSize.y / 2 - mvGfxBox[0][0]->GetActiveSize().y / 2, 0));
+
+	////////////////////////////////
+	// Text
+	eGuiSkinFont font = IsEnabled() ? eGuiSkinFont_Default : eGuiSkinFont_Disabled;
+	DrawSkinText(msText, font, GetGlobalPosition() + cVector3f(mvGfxBox[0][0]->GetActiveSize().x + 3.0f, mvSize.y / 2 - mvDefaultFontSize.y / 2, 0),
+				 eFontAlign_Left);
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetCheckBox::OnMouseMove(cGuiMessageData &aData) {
+	return true;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetCheckBox::OnMouseDown(cGuiMessageData &aData) {
+	mbPressed = true;
+	return true;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetCheckBox::OnMouseUp(cGuiMessageData &aData) {
+	if (mbPressed)
+		SetChecked(!mbChecked);
+
+	mbPressed = false;
+	return true;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetCheckBox::OnMouseEnter(cGuiMessageData &aData) {
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetCheckBox::OnMouseLeave(cGuiMessageData &aData) {
+	mbPressed = false;
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+} // namespace hpl