From 26b1785b7a48163e3781248c2eb8da638872204b Mon Sep 17 00:00:00 2001
From: Mark Vejvoda <mark_vejvoda@hotmail.com>
Date: Sat, 16 Apr 2011 18:53:57 +0000
Subject: [PATCH] - mod description now word wraps on \n

---
 source/glest_game/facilities/components.cpp |  5 ++-
 source/glest_game/facilities/components.h   | 10 ++++-
 source/glest_game/graphics/renderer.cpp     | 42 +++++++++++++--------
 source/glest_game/menu/menu_state_mods.cpp  |  6 ++-
 4 files changed, 43 insertions(+), 20 deletions(-)

diff --git a/source/glest_game/facilities/components.cpp b/source/glest_game/facilities/components.cpp
index 111c0932..2750e502 100644
--- a/source/glest_game/facilities/components.cpp
+++ b/source/glest_game/facilities/components.cpp
@@ -249,10 +249,11 @@ void GraphicComponent::resetFade(){
 const int GraphicLabel::defH= 20;
 const int GraphicLabel::defW= 70;
 
-void GraphicLabel::init(int x, int y, int w, int h, bool centered, Vec3f textColor){
+void GraphicLabel::init(int x, int y, int w, int h, bool centered, Vec3f textColor, bool wordWrap) {
 	GraphicComponent::init(x, y, w, h);
 	this->centered= centered;
 	this->textColor=textColor;
+	this->wordWrap = wordWrap;
 }
 
 // =====================================================
@@ -264,7 +265,7 @@ const int GraphicButton::defW= 90;
 
 GraphicButton::GraphicButton(std::string containerName, std::string objName) : GraphicComponent(containerName,objName) {
 	lighted = false;
-	useCustomTexture = false;;
+	useCustomTexture = false;
 	customTexture = NULL;
 }
 
diff --git a/source/glest_game/facilities/components.h b/source/glest_game/facilities/components.h
index 3a1f1b88..18ed324d 100644
--- a/source/glest_game/facilities/components.h
+++ b/source/glest_game/facilities/components.h
@@ -75,6 +75,9 @@ public:
 
 	virtual void init(int x, int y, int w, int h);
 
+	string getInstanceName() const { return instanceName; }
+	void setInstanceName(string value) { instanceName = value; }
+
     virtual int getX() const				{return x;}
 	virtual int getY() const				{return y;}
 	virtual int getW() const				{return w;}
@@ -116,14 +119,19 @@ public:
 private:
 	bool centered;
 	Vec3f textColor;
+	bool wordWrap;
 
 public:
-	void init(int x, int y, int w=defW, int h=defH, bool centered= false, Vec3f textColor=Vec3f(1.f, 1.f, 1.f));
+	void init(int x, int y, int w=defW, int h=defH, bool centered= false, Vec3f textColor=Vec3f(1.f, 1.f, 1.f), bool wordWrap=false);
 
 	bool getCentered() const	{return centered;}
 	void setCentered(bool centered)	{this->centered= centered;}
 	Vec3f getTextColor() const	{return textColor;}
 	void setTextColor(Vec3f color)	{this->textColor= color;}
+
+	bool getWordWrap() const { return wordWrap; }
+	void setWordWrap(bool value) { wordWrap = value; }
+
 };
 
 // ===========================================================
diff --git a/source/glest_game/graphics/renderer.cpp b/source/glest_game/graphics/renderer.cpp
index e50454b9..a90324da 100644
--- a/source/glest_game/graphics/renderer.cpp
+++ b/source/glest_game/graphics/renderer.cpp
@@ -1295,26 +1295,36 @@ void Renderer::renderLabel(const GraphicLabel *label,const Vec4f *color) {
 	glPushAttrib(GL_ENABLE_BIT);
 	glEnable(GL_BLEND);
 
-	Vec2i textPos;
-	int x= label->getX();
-    int y= label->getY();
-    int h= label->getH();
-    int w= label->getW();
-
-	if(label->getCentered()){
-		textPos= Vec2i(x+w/2, y+h/2);
-	}
-	else{
-		textPos= Vec2i(x, y+h/4);
-	}
-
-	if(color != NULL) {
-		renderText(label->getText(), label->getFont(), (*color), textPos.x, textPos.y, label->getCentered());
+	vector<string> lines;
+	if(label->getWordWrap() == true) {
+		Tokenize(label->getText(),lines,"\n");
 	}
 	else {
-		renderText(label->getText(), label->getFont(), GraphicComponent::getFade(), textPos.x, textPos.y, label->getCentered());
+		lines.push_back(label->getText());
 	}
 
+	for(unsigned int i = 0; i < lines.size(); ++i) {
+		Vec2i textPos;
+		int x= label->getX();
+		int y= label->getY() - (i * label->getH());
+		int h= label->getH();
+		int w= label->getW();
+		//if(label->getInstanceName() == "modDescrLabel") printf("~~~ lines.size() [%u] i = %d lines[i] [%s] y = %d\n",lines.size(),i,lines[i].c_str(),y);
+
+		if(label->getCentered()){
+			textPos= Vec2i(x+w/2, y+h/2);
+		}
+		else{
+			textPos= Vec2i(x, y+h/4);
+		}
+
+		if(color != NULL) {
+			renderText(lines[i], label->getFont(), (*color), textPos.x, textPos.y, label->getCentered());
+		}
+		else {
+			renderText(lines[i], label->getFont(), GraphicComponent::getFade(), textPos.x, textPos.y, label->getCentered());
+		}
+	}
 	glPopAttrib();
 }
 
diff --git a/source/glest_game/menu/menu_state_mods.cpp b/source/glest_game/menu/menu_state_mods.cpp
index 810716a8..f84b89e7 100644
--- a/source/glest_game/menu/menu_state_mods.cpp
+++ b/source/glest_game/menu/menu_state_mods.cpp
@@ -133,6 +133,7 @@ MenuStateMods::MenuStateMods(Program *program, MainMenu *mainMenu) :
 
 	modDescrLabel.registerGraphicComponent(containerName,"modDescrLabel");
 	modDescrLabel.init(50,installButtonYPos-60 - 20,450,20);
+	modDescrLabel.setWordWrap(true);
 	modDescrLabel.setText("description is empty");
 
 	buttonReturn.registerGraphicComponent(containerName,"buttonReturn");
@@ -1649,7 +1650,10 @@ string MenuStateMods::getPreviewImageFileForMod(const ModInfo *modInfo) {
 void MenuStateMods::showDesription(const ModInfo *modInfo) {
 	displayModPreviewImage = false;
 	modInfoSelected = *modInfo;
-	modDescrLabel.setText(modInfo->description);
+
+	string modText = modInfo->description;
+	replaceAll(modText, "\\n", "\n");
+	modDescrLabel.setText(modText);
 
 	if(SystemFlags::VERBOSE_MODE_ENABLED) printf("### modInfo->imageUrl [%s]\n",modInfo->imageUrl.c_str());