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engines/hpl1/engine/gui/WidgetWindow.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/WidgetWindow.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"
+
+#include "hpl1/engine/resources/FontManager.h"
+#include "hpl1/engine/resources/Resources.h"
+
+namespace hpl {
+
+//////////////////////////////////////////////////////////////////////////
+// CONSTRUCTORS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+cWidgetWindow::cWidgetWindow(cGuiSet *apSet, cGuiSkin *apSkin) : iWidget(eWidgetType_Window, apSet, apSkin) {
+	mvRelMousePos = 0;
+	mbMoving = false;
+	mbStatic = false;
+}
+
+//-----------------------------------------------------------------------
+
+cWidgetWindow::~cWidgetWindow() {
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PUBLIC METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+void cWidgetWindow::SetStatic(bool abX) {
+	mbStatic = abX;
+
+	if (mbStatic == false) {
+		mbMoving = false;
+	}
+}
+
+//-----------------------------------------------------------------------
+
+//////////////////////////////////////////////////////////////////////////
+// PROTECTED METHODS
+//////////////////////////////////////////////////////////////////////////
+
+//-----------------------------------------------------------------------
+
+void cWidgetWindow::OnLoadGraphics() {
+	mpGfxBackground = mpSkin->GetGfx(eGuiSkinGfx_WindowBackground);
+
+	mpGfxLabel = mpSkin->GetGfx(eGuiSkinGfx_WindowLabel);
+
+	mvGfxBorders[0] = mpSkin->GetGfx(eGuiSkinGfx_WindowBorderRight);
+	mvGfxBorders[1] = mpSkin->GetGfx(eGuiSkinGfx_WindowBorderLeft);
+	mvGfxBorders[2] = mpSkin->GetGfx(eGuiSkinGfx_WindowBorderUp);
+	mvGfxBorders[3] = mpSkin->GetGfx(eGuiSkinGfx_WindowBorderDown);
+
+	mvGfxCorners[0] = mpSkin->GetGfx(eGuiSkinGfx_WindowCornerLU);
+	mvGfxCorners[1] = mpSkin->GetGfx(eGuiSkinGfx_WindowCornerRU);
+	mvGfxCorners[2] = mpSkin->GetGfx(eGuiSkinGfx_WindowCornerRD);
+	mvGfxCorners[3] = mpSkin->GetGfx(eGuiSkinGfx_WindowCornerLD);
+
+	mpLabelFont = mpSkin->GetFont(eGuiSkinFont_WindowLabel);
+
+	mvLabelTextOffset = mpSkin->GetAttribute(eGuiSkinAttribute_WindowLabelTextOffset);
+}
+
+//-----------------------------------------------------------------------
+
+void cWidgetWindow::OnDraw(float afTimeStep, cGuiClipRegion *apClipRegion) {
+	////////////////////////////////
+	// Calc label size
+	cVector2f vLabelSize;
+	vLabelSize.x = mvSize.x - (mvGfxCorners[0]->GetActiveSize().x + mvGfxCorners[1]->GetActiveSize().x);
+	vLabelSize.y = mpLabelFont->mvSize.y + mvLabelTextOffset.y * 2;
+
+	////////////////////////////////
+	// Label
+	mpSet->DrawGfx(mpGfxLabel, GetGlobalPosition() + cVector3f(mvGfxCorners[0]->GetActiveSize().x, mvGfxCorners[0]->GetActiveSize().y, 0.2f),
+				   vLabelSize);
+
+	////////////////////////////////
+	// Label text
+	DrawSkinText(msText, eGuiSkinFont_WindowLabel, GetGlobalPosition() + cVector3f(mvGfxCorners[0]->GetActiveSize().x + mvLabelTextOffset.x, mvGfxCorners[0]->GetActiveSize().y + mvLabelTextOffset.y, 0.4f));
+
+	////////////////////////////////
+	// Borders and background
+	DrawBordersAndCorners(mpGfxBackground, mvGfxBorders, mvGfxCorners, GetGlobalPosition(), mvSize);
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetWindow::OnMouseMove(cGuiMessageData &aData) {
+	if (mbMoving)
+		SetGlobalPosition(mvRelMousePos + cVector3f(aData.mvPos.x, aData.mvPos.y, 0));
+	return true;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetWindow::OnMouseDown(cGuiMessageData &aData) {
+	if (mbStatic)
+		return false;
+
+	////////////////////////////////
+	// Calculate label rectangle
+	cRect2f labelRect;
+	labelRect.w = mvSize.x - (mvGfxCorners[0]->GetActiveSize().x + mvGfxCorners[1]->GetActiveSize().x);
+	labelRect.h = mpLabelFont->mvSize.y + mvLabelTextOffset.y * 2;
+	labelRect.x = GetGlobalPosition().x + mvGfxCorners[0]->GetActiveSize().x;
+	labelRect.y = GetGlobalPosition().y + mvGfxCorners[0]->GetActiveSize().y;
+
+	////////////////////////////////
+	// Check for collision
+	if (cMath::PointBoxCollision(aData.mvPos, labelRect) && aData.mlVal & eGuiMouseButton_Left) {
+		mbMoving = true;
+		mvRelMousePos = GetPosRelativeToMouse(aData);
+		mvRelMousePos.z = GetGlobalPosition().z;
+	}
+
+	return true;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetWindow::OnMouseUp(cGuiMessageData &aData) {
+	if (aData.mlVal & eGuiMouseButton_Left)
+		mbMoving = false;
+
+	return true;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetWindow::OnMouseEnter(cGuiMessageData &aData) {
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+bool cWidgetWindow::OnMouseLeave(cGuiMessageData &aData) {
+	cVector3f vLastGlobal = GetGlobalPosition();
+
+	if (mbMoving)
+		SetGlobalPosition(mvRelMousePos + cVector3f(aData.mvPos.x, aData.mvPos.y, 0));
+
+	// Check so that mouse is not outside of clip area.
+	if (PointIsInside(aData.mvPos, false) == false) {
+		SetGlobalPosition(vLastGlobal);
+		mbMoving = false;
+	}
+
+	return false;
+}
+
+//-----------------------------------------------------------------------
+
+} // namespace hpl