renamed gc_ui.* to ui.*

1 files changed, 297 insertions, 0 deletions

diff --git a/src/game/client/ui.cpp b/src/game/client/ui.cpp
new file mode 100644
index 00000000..1361b85c
--- /dev/null
+++ b/src/game/client/ui.cpp
@@ -0,0 +1,297 @@
+/* copyright (c) 2007 magnus auvinen, see licence.txt for more info */
+#include <base/system.h>
+
+#include <engine/e_client_interface.h>
+#include <engine/e_config.h>
+#include "ui.hpp"
+
+/********************************************************
+ UI                                                      
+*********************************************************/
+static const void *hot_item = 0;
+static const void *active_item = 0;
+static const void *last_active_item = 0;
+static const void *becomming_hot_item = 0;
+static float mouse_x, mouse_y; /* in gui space */
+static float mouse_wx, mouse_wy; /* in world space */
+static unsigned mouse_buttons = 0;
+static unsigned last_mouse_buttons = 0;
+
+float ui_mouse_x() { return mouse_x; }
+float ui_mouse_y() { return mouse_y; }
+float ui_mouse_world_x() { return mouse_wx; }
+float ui_mouse_world_y() { return mouse_wy; }
+int ui_mouse_button(int index) { return (mouse_buttons>>index)&1; }
+int ui_mouse_button_clicked(int index) { return ui_mouse_button(index) && !((last_mouse_buttons>>index)&1) ; }
+
+void ui_set_hot_item(const void *id) { becomming_hot_item = id; }
+void ui_set_active_item(const void *id) { active_item = id; if (id) last_active_item = id; }
+void ui_clear_last_active_item() { last_active_item = 0; }
+const void *ui_hot_item() { return hot_item; }
+const void *ui_next_hot_item() { return becomming_hot_item; }
+const void *ui_active_item() { return active_item; }
+const void *ui_last_active_item() { return last_active_item; }
+
+int ui_update(float mx, float my, float mwx, float mwy, int buttons)
+{
+    mouse_x = mx;
+    mouse_y = my;
+    mouse_wx = mwx;
+    mouse_wy = mwy;
+    last_mouse_buttons = mouse_buttons;
+    mouse_buttons = buttons;
+    hot_item = becomming_hot_item;
+    if(active_item)
+    	hot_item = active_item;
+    becomming_hot_item = 0;
+    return 0;
+}
+/*
+bool ui_
+*/
+int ui_mouse_inside(const RECT *r)
+{
+    if(mouse_x >= r->x && mouse_x <= r->x+r->w && mouse_y >= r->y && mouse_y <= r->y+r->h)
+        return 1;
+    return 0;
+}
+
+static RECT screen = { 0.0f, 0.0f, 848.0f, 480.0f };
+
+RECT *ui_screen()
+{
+    float aspect = gfx_screenaspect();
+    float w, h;
+
+    h = 600;
+    w = aspect*h;
+
+    screen.w = w;
+    screen.h = h;
+
+    return &screen;
+}
+
+void ui_set_scale(float s)
+{
+    config.ui_scale = (int)(s*100.0f);
+}
+
+float ui_scale()
+{
+    return config.ui_scale/100.0f;
+}
+
+void ui_clip_enable(const RECT *r)
+{
+	float xscale = gfx_screenwidth()/ui_screen()->w;
+	float yscale = gfx_screenheight()/ui_screen()->h;
+	gfx_clip_enable((int)(r->x*xscale), (int)(r->y*yscale), (int)(r->w*xscale), (int)(r->h*yscale));
+}
+
+void ui_clip_disable()
+{
+	gfx_clip_disable();
+}
+
+void ui_hsplit_t(const RECT *original, float cut, RECT *top, RECT *bottom)
+{
+    RECT r = *original;
+    cut *= ui_scale();
+
+    if (top)
+    {
+        top->x = r.x;
+        top->y = r.y;
+        top->w = r.w;
+        top->h = cut;
+    }
+
+    if (bottom)
+    {
+        bottom->x = r.x;
+        bottom->y = r.y + cut;
+        bottom->w = r.w;
+        bottom->h = r.h - cut;
+    }
+}
+
+void ui_hsplit_b(const RECT *original, float cut, RECT *top, RECT *bottom)
+{
+    RECT r = *original;
+    cut *= ui_scale();
+
+    if (top)
+    {
+        top->x = r.x;
+        top->y = r.y;
+        top->w = r.w;
+        top->h = r.h - cut;
+    }
+
+    if (bottom)
+    {
+        bottom->x = r.x;
+        bottom->y = r.y + r.h - cut;
+        bottom->w = r.w;
+        bottom->h = cut;
+    }
+}
+
+
+void ui_vsplit_mid(const RECT *original, RECT *left, RECT *right)
+{
+    RECT r = *original;
+    float cut = r.w/2;
+
+    if (left)
+    {
+        left->x = r.x;
+        left->y = r.y;
+        left->w = cut;
+        left->h = r.h;
+    }
+
+    if (right)
+    {
+        right->x = r.x + cut;
+        right->y = r.y;
+        right->w = r.w - cut;
+        right->h = r.h;
+    }
+}
+
+void ui_vsplit_l(const RECT *original, float cut, RECT *left, RECT *right)
+{
+    RECT r = *original;
+    cut *= ui_scale();
+
+    if (left)
+    {
+        left->x = r.x;
+        left->y = r.y;
+        left->w = cut;
+        left->h = r.h;
+    }
+
+    if (right)
+    {
+        right->x = r.x + cut;
+        right->y = r.y;
+        right->w = r.w - cut;
+        right->h = r.h;
+    }
+}
+
+void ui_vsplit_r(const RECT *original, float cut, RECT *left, RECT *right)
+{
+    RECT r = *original;
+    cut *= ui_scale();
+
+    if (left)
+    {
+        left->x = r.x;
+        left->y = r.y;
+        left->w = r.w - cut;
+        left->h = r.h;
+    }
+
+    if (right)
+    {
+        right->x = r.x + r.w - cut;
+        right->y = r.y;
+        right->w = cut;
+        right->h = r.h;
+    }
+}
+
+void ui_margin(const RECT *original, float cut, RECT *other_rect)
+{
+    RECT r = *original;
+	cut *= ui_scale();
+
+    other_rect->x = r.x + cut;
+    other_rect->y = r.y + cut;
+    other_rect->w = r.w - 2*cut;
+    other_rect->h = r.h - 2*cut;
+}
+
+void ui_vmargin(const RECT *original, float cut, RECT *other_rect)
+{
+    RECT r = *original;
+	cut *= ui_scale();
+
+    other_rect->x = r.x + cut;
+    other_rect->y = r.y;
+    other_rect->w = r.w - 2*cut;
+    other_rect->h = r.h;
+}
+
+void ui_hmargin(const RECT *original, float cut, RECT *other_rect)
+{
+    RECT r = *original;
+	cut *= ui_scale();
+
+    other_rect->x = r.x;
+    other_rect->y = r.y + cut;
+    other_rect->w = r.w;
+    other_rect->h = r.h - 2*cut;
+}
+
+
+int ui_do_button(const void *id, const char *text, int checked, const RECT *r, ui_draw_button_func draw_func, const void *extra)
+{
+    /* logic */
+    int ret = 0;
+    int inside = ui_mouse_inside(r);
+	static int button_used = 0;
+
+	if(ui_active_item() == id)
+	{
+		if(!ui_mouse_button(button_used))
+		{
+			if(inside && checked >= 0)
+				ret = 1+button_used;
+			ui_set_active_item(0);
+		}
+	}
+	else if(ui_hot_item() == id)
+	{
+		if(ui_mouse_button(0))
+		{
+			ui_set_active_item(id);
+			button_used = 0;
+		}
+		
+		if(ui_mouse_button(1))
+		{
+			ui_set_active_item(id);
+			button_used = 1;
+		}
+	}
+	
+	if(inside)
+		ui_set_hot_item(id);
+
+	if(draw_func)
+    	draw_func(id, text, checked, r, extra);
+    return ret;
+}
+
+void ui_do_label(const RECT *r, const char *text, float size, int align, int max_width)
+{
+    gfx_blend_normal();
+    size *= ui_scale();
+    if(align == 0)
+    {
+    	float tw = gfx_text_width(0, size, text, max_width);
+    	gfx_text(0, r->x + r->w/2-tw/2, r->y, size, text, max_width);
+	}
+	else if(align < 0)
+    	gfx_text(0, r->x, r->y, size, text, max_width);
+	else if(align > 0)
+	{
+    	float tw = gfx_text_width(0, size, text, max_width);
+    	gfx_text(0, r->x + r->w-tw, r->y, size, text, max_width);
+	}
+}