# HG changeset patch
# User John Tsiombikas <nuclear@member.fsf.org>
# Date 1393273549 -7200
# Node ID 3aa12cdb9925268dec7c9df62990d26b51ad0dc9

initial commit

diff -r 000000000000 -r 3aa12cdb9925 Makefile
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Makefile	Mon Feb 24 22:25:49 2014 +0200
@@ -0,0 +1,15 @@
+src = test.cc $(wildcard src/*.cc)
+obj = $(src:.cc=.o)
+
+bin = test
+
+CFLAGS = -pedantic -Wall -g -Iinclude
+CXXFLAGS = $(CFLAGS)
+LDFLAGS = -lGL -lGLU -lglut
+
+$(bin): $(obj)
+	$(CXX) -o $@ $(obj) $(LDFLAGS)
+
+.PHONY: clean
+clean:
+	rm -f $(obj) $(bin)
diff -r 000000000000 -r 3aa12cdb9925 include/button.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/button.h	Mon Feb 24 22:25:49 2014 +0200
@@ -0,0 +1,21 @@
+#ifndef GAMEUI_BUTTON_H_
+#define GAMEUI_BUTTON_H_
+
+#include "widget.h"
+
+namespace gameui {
+
+class ButtonImpl;
+
+class Button {
+private:
+	ButtonImpl *impl;
+
+public:
+	Button();
+	virtual ~Button();
+};
+
+}
+
+#endif	// GAMEUI_BUTTON_H_
diff -r 000000000000 -r 3aa12cdb9925 include/gameui.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/gameui.h	Mon Feb 24 22:25:49 2014 +0200
@@ -0,0 +1,8 @@
+#ifndef GAMEUI_H_
+#define GAMEUI_H_
+
+#include "widget.h"
+#include "button.h"
+#include "label.h"
+
+#endif	// GAMEUI_H_
diff -r 000000000000 -r 3aa12cdb9925 include/label.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/label.h	Mon Feb 24 22:25:49 2014 +0200
@@ -0,0 +1,19 @@
+#ifndef GAMEUI_LABEL_H_
+#define GAMEUI_LABEL_H_
+
+namespace gameui {
+
+class LabelImpl;
+
+class Label {
+private:
+	LabelImpl *impl;
+
+public:
+	Label();
+	virtual ~Label();
+};
+
+}
+
+#endif	// GAMEUI_LABEL_H_
diff -r 000000000000 -r 3aa12cdb9925 include/widget.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/widget.h	Mon Feb 24 22:25:49 2014 +0200
@@ -0,0 +1,63 @@
+#ifndef GAMEUI_WIDGET_H_
+#define GAMEUI_WIDGET_H_
+
+namespace gameui {
+
+class Vec2 {
+public:
+	float x, y;
+
+	Vec2() : x(0), y(0) {}
+	Vec2(float xx, float yy) : x(xx), y(yy) {}
+};
+
+class BBox {
+public:
+	Vec2 bmin, bmax;
+};
+
+class WidgetImpl;
+
+class Widget {
+private:
+	WidgetImpl *impl;
+
+public:
+	enum VisState {
+		VST_HIDDEN,
+		VST_EASEIN,
+		VST_VISIBLE,
+		VST_EASEOUT
+	};
+	enum ActiveState {
+		AST_INACTIVE,
+		AST_EASEIN,
+		AST_ACTIVE,
+		AST_EASEOUT
+	};
+
+	Widget();
+	virtual ~Widget();
+
+	virtual void show();
+	virtual void hide();
+	virtual float get_visibility() const;
+
+	virtual void activate();
+	virtual void deactivate();
+	virtual float get_active() const;
+
+	virtual const BBox &get_box() const;
+	virtual const Vec2 &get_position() const;
+	virtual const Vec2 &get_size() const;
+
+	virtual bool hit_test(const Vec2 &pt) const;
+
+	virtual void draw() const = 0;
+};
+
+long get_cur_time();
+
+}
+
+#endif	// GAMEUI_WIDGET_H_
diff -r 000000000000 -r 3aa12cdb9925 src/gameui_impl.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gameui_impl.h	Mon Feb 24 22:25:49 2014 +0200
@@ -0,0 +1,4 @@
+#ifndef GAMEUI_IMPL_H_
+#define GAMEUI_IMPL_H_
+
+#endif	// GAMEUI_IMPL_H_
diff -r 000000000000 -r 3aa12cdb9925 src/widget.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/widget.cc	Mon Feb 24 22:25:49 2014 +0200
@@ -0,0 +1,110 @@
+#include <string>
+#include <stringstream>
+#include "widget.h"
+
+using namespace gameui;
+
+class WidgetImpl {
+public:
+	std::string name_prefix;
+	std::string name;
+	BBox box;
+	VisState vis_st;
+	ActiveState act_st;
+
+	float vis, act;
+
+	long vis_start_time, act_start_time;
+};
+
+
+Widget::Widget()
+	: name_prefix("widget")
+{
+	static int widget_count;
+
+	std::stringstream sstr;
+	sstr << name_prefix << widget_count++;
+	name = sstr.str();
+
+	box.bmin = Vec2(0, 0);
+	box.bmax = Vec2(1, 1);
+
+	vis_st = VST_VISIBLE;
+	act_st = AST_ACTIVE;
+
+	vis = act = 1.0;
+}
+
+Widget::~Widget()
+{
+}
+
+void Widget::show()
+{
+	if(vis_st == VST_EASEVISIBLE || vis_st == VST_EASEIN) {
+		return;
+	}
+
+	vis_st = VST_EASEIN;
+	vis_start_time = get_cur_time();
+}
+
+void Widget::hide()
+{
+	if(vis_st == VST_EASEHIDDEN || vis_st == VST_EASEOUT) {
+		return;
+	}
+
+	vis_st = VST_EASEOUT;
+	vis_start_time = get_cur_time();
+}
+
+float Widget::get_visibility() const
+{
+	switch(vis_st) {
+	case VST_EASEIN:
+		vis = (get_cur_time() - vis_start_time) / gameui::ease_time;
+		if(vis < 0.0) vis = 0.0;
+		if(vis > 1.0) vis = 1.0;
+		break;
+
+	case VST_EASEOUT:
+		vis = 1.0 - (get_cur_time() - vis_start_time) / gameui::ease_time;
+		if(vis < 0.0) vis = 0.0;
+		if(vis > 1.0) vis = 1.0;
+		break;
+
+	case VST_HIDDEN:
+		vis = 0.0;
+		break;
+
+	case VST_VISIBLE:
+		vis = 1.0;
+		break;
+	}
+
+	return vis;
+}
+
+#ifdef WIN32
+long gameui::get_cur_time()
+{
+	return GetTickCount();
+}
+#endif
+
+#if defined(__unix__) || defined(__APPLE__)
+long gameui::get_cur_time()
+{
+	struct timeval tv;
+	static struct timeval tv0;
+
+	gettimeofday(&tv, 0);
+	if(tv0.tv_sec == 0 && tv0.tv_msec == 0) {
+		tv0 = tv;
+		return 0;
+	}
+	return (tv.tv_sec - tv0.tv_sec) * 1000 + (tv.tv_usec - tv0.tv_usec) / 1000;
+}
+#endif
diff -r 000000000000 -r 3aa12cdb9925 test.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test.cc	Mon Feb 24 22:25:49 2014 +0200
@@ -0,0 +1,94 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <GL/glut.h>
+
+static bool init();
+static void cleanup();
+static void disp();
+static void reshape(int x, int y);
+static void keypress(unsigned char key, int x, int y);
+static void keyrelease(unsigned char key, int x, int y);
+static void skeypress(int key, int x, int y);
+static void skeyrelease(int key, int x, int y);
+static void mouse(int bn, int st, int x, int y);
+static void motion(int x, int y);
+
+int main(int argc, char **argv)
+{
+	glutInitWindowSize(800, 600);
+	glutInit(&argc, argv);
+	glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
+	glutCreateWindow("gameui test");
+
+	glutDisplayFunc(disp);
+	glutReshapeFunc(reshape);
+	glutKeyboardFunc(keypress);
+	glutKeyboardUpFunc(keyrelease);
+	glutSpecialFunc(skeypress);
+	glutSpecialUpFunc(skeyrelease);
+	glutMouseFunc(mouse);
+	glutMotionFunc(motion);
+	glutPassiveMotionFunc(motion);
+
+	if(!init()) {
+		return 1;
+	}
+	atexit(cleanup);
+
+	glutMainLoop();
+	return 0;
+}
+
+
+static bool init()
+{
+	return true;
+}
+
+static void cleanup()
+{
+}
+
+static void disp()
+{
+	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+	glutSwapBuffers();
+	assert(glGetError() == GL_NO_ERROR);
+}
+
+static void reshape(int x, int y)
+{
+	glViewport(0, 0, x, y);
+	glMatrixMode(GL_PROJECTION);
+	glLoadIdentity();
+	glOrtho(0, x, y, 0, -1, 1);
+}
+
+static void keypress(unsigned char key, int x, int y)
+{
+	if(key == 27) {
+		exit(0);
+	}
+}
+
+static void keyrelease(unsigned char key, int x, int y)
+{
+}
+
+static void skeypress(int key, int x, int y)
+{
+}
+
+static void skeyrelease(int key, int x, int y)
+{
+}
+
+static void mouse(int bn, int st, int x, int y)
+{
+}
+
+static void motion(int x, int y)
+{
+}