X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Frtk.c;h=4bb93c82b36cde044c1592f9185e7d87c52aeb58;hb=bba16e9faf7ff0e4089ba75c06baef713da04a4a;hp=b4840d139d5c6d9285e12820de522836bab8f330;hpb=8b100bf80fd9975d841458bc76433366b03309b9;p=retroray

diff --git a/src/rtk.c b/src/rtk.c
index b4840d1..4bb93c8 100644
--- a/src/rtk.c
+++ b/src/rtk.c
@@ -1,6 +1,27 @@
 #include <stdlib.h>
 #include <string.h>
+#include "imago2.h"
 #include "rtk_impl.h"
+#include "app.h"
+
+static rtk_draw_ops gfx;
+
+static void calc_widget_rect(rtk_widget *w, rtk_rect *rect);
+static void draw_window(rtk_widget *w);
+static void draw_button(rtk_widget *w);
+static void draw_checkbox(rtk_widget *w);
+static void draw_separator(rtk_widget *w);
+
+static void invalfb(rtk_widget *w);
+
+
+static rtk_widget *hover, *focused, *pressed;
+
+
+void rtk_setup(rtk_draw_ops *drawop)
+{
+	gfx = *drawop;
+}
 
 rtk_widget *rtk_create_widget(void)
 {
@@ -9,7 +30,7 @@ rtk_widget *rtk_create_widget(void)
 	if(!(w = calloc(1, sizeof *w))) {
 		return 0;
 	}
-	w->any.visible = w->any.enabled = 1;
+	w->any.flags = VISIBLE | ENABLED | GEOMCHG | DIRTY;
 	return w;
 }
 
@@ -38,6 +59,7 @@ void rtk_move(rtk_widget *w, int x, int y)
 {
 	w->any.x = x;
 	w->any.y = y;
+	w->any.flags |= GEOMCHG | DIRTY;
 }
 
 void rtk_pos(rtk_widget *w, int *xptr, int *yptr)
@@ -50,6 +72,7 @@ void rtk_resize(rtk_widget *w, int xsz, int ysz)
 {
 	w->any.width = xsz;
 	w->any.height = ysz;
+	w->any.flags |= GEOMCHG | DIRTY;
 }
 
 void rtk_size(rtk_widget *w, int *xptr, int *yptr)
@@ -58,13 +81,26 @@ void rtk_size(rtk_widget *w, int *xptr, int *yptr)
 	*yptr = w->any.height;
 }
 
+void rtk_get_rect(rtk_widget *w, rtk_rect *r)
+{
+	r->x = w->any.x;
+	r->y = w->any.y;
+	r->width = w->any.width;
+	r->height = w->any.height;
+}
+
 int rtk_set_text(rtk_widget *w, const char *str)
 {
+	rtk_rect rect;
 	char *s = strdup(str);
 	if(!s) return -1;
 
 	free(w->any.text);
 	w->any.text = s;
+
+	calc_widget_rect(w, &rect);
+	rtk_resize(w, rect.width, rect.height);
+	rtk_invalidate(w);
 	return 0;
 }
 
@@ -73,12 +109,33 @@ const char *rtk_get_text(rtk_widget *w)
 	return w->any.text;
 }
 
+void rtk_set_value(rtk_widget *w, int val)
+{
+	w->any.value = val;
+	rtk_invalidate(w);
+}
+
+int rtk_get_value(rtk_widget *w)
+{
+	return w->any.value;
+}
+
 void rtk_set_callback(rtk_widget *w, rtk_callback cbfunc, void *cls)
 {
 	w->any.cbfunc = cbfunc;
 	w->any.cbcls = cls;
 }
 
+void rtk_invalidate(rtk_widget *w)
+{
+	w->any.flags |= DIRTY;
+}
+
+void rtk_validate(rtk_widget *w)
+{
+	w->any.flags &= ~DIRTY;
+}
+
 void rtk_win_layout(rtk_widget *w, int layout)
 {
 	w->win.layout = layout;
@@ -97,6 +154,7 @@ void rtk_win_clear(rtk_widget *w)
 	}
 
 	w->win.clist = w->win.ctail = 0;
+	rtk_invalidate(w);
 }
 
 void rtk_win_add(rtk_widget *par, rtk_widget *child)
@@ -120,6 +178,7 @@ void rtk_win_add(rtk_widget *par, rtk_widget *child)
 	child->any.next = 0;
 
 	child->any.par = par;
+	rtk_invalidate(par);
 }
 
 void rtk_win_rm(rtk_widget *par, rtk_widget *child)
@@ -141,6 +200,7 @@ void rtk_win_rm(rtk_widget *par, rtk_widget *child)
 		prev = prev->any.next;
 	}
 	par->win.clist = dummy.any.next;
+	rtk_invalidate(par);
 }
 
 int rtk_win_has(rtk_widget *par, rtk_widget *child)
@@ -159,27 +219,627 @@ int rtk_win_has(rtk_widget *par, rtk_widget *child)
 	return 0;
 }
 
-rtk_widget *rtk_create_window(rtk_widget *par, const char *title, int x, int y, int w, int h)
+/* --- button functions --- */
+void rtk_bn_mode(rtk_widget *w, int mode)
 {
-	return 0;
+	RTK_ASSERT_TYPE(w, RTK_BUTTON);
+	w->bn.mode = mode;
+	rtk_invalidate(w);
+}
+
+void rtk_bn_set_icon(rtk_widget *w, rtk_icon *icon)
+{
+	rtk_rect rect;
+
+	RTK_ASSERT_TYPE(w, RTK_BUTTON);
+	w->bn.icon = icon;
+
+	calc_widget_rect(w, &rect);
+	rtk_resize(w, rect.width, rect.height);
+	rtk_invalidate(w);
+}
+
+rtk_icon *rtk_bn_get_icon(rtk_widget *w)
+{
+	RTK_ASSERT_TYPE(w, RTK_BUTTON);
+	return w->bn.icon;
+}
+
+/* --- constructors --- */
+
+rtk_widget *rtk_create_window(rtk_widget *par, const char *title, int x, int y, int width, int height)
+{
+	rtk_widget *w;
+
+	if(!(w = rtk_create_widget())) {
+		return 0;
+	}
+	w->type = RTK_WIN;
+	if(par) rtk_win_add(par, w);
+	rtk_set_text(w, title);
+	rtk_move(w, x, y);
+	rtk_resize(w, width, height);
+	return w;
 }
 
 rtk_widget *rtk_create_button(rtk_widget *par, const char *str, rtk_callback cbfunc)
 {
-	return 0;
+	rtk_widget *w;
+
+	if(!(w = rtk_create_widget())) {
+		return 0;
+	}
+	w->type = RTK_BUTTON;
+	if(par) rtk_win_add(par, w);
+	rtk_set_text(w, str);
+	rtk_set_callback(w, cbfunc, 0);
+	return w;
 }
 
-rtk_widget *rtk_create_iconbutton(rtk_widget *par, struct image *img, rtk_callback cbfunc)
+rtk_widget *rtk_create_iconbutton(rtk_widget *par, rtk_icon *icon, rtk_callback cbfunc)
 {
-	return 0;
+	rtk_widget *w;
+
+	if(!(w = rtk_create_widget())) {
+		return 0;
+	}
+	w->type = RTK_BUTTON;
+	if(par) rtk_win_add(par, w);
+	rtk_bn_set_icon(w, icon);
+	rtk_set_callback(w, cbfunc, 0);
+	return w;
 }
 
 rtk_widget *rtk_create_label(rtk_widget *par, const char *text)
 {
-	return 0;
+	rtk_widget *w;
+
+	if(!(w = rtk_create_widget())) {
+		return 0;
+	}
+	w->type = RTK_LABEL;
+	if(par) rtk_win_add(par, w);
+	rtk_set_text(w, text);
+	return w;
 }
 
 rtk_widget *rtk_create_checkbox(rtk_widget *par, const char *text, int chk, rtk_callback cbfunc)
 {
+	rtk_widget *w;
+
+	if(!(w = rtk_create_widget())) {
+		return 0;
+	}
+	w->type = RTK_CHECKBOX;
+	if(par) rtk_win_add(par, w);
+	rtk_set_text(w, text);
+	rtk_set_value(w, chk ? 1 : 0);
+	rtk_set_callback(w, cbfunc, 0);
+	return w;
+}
+
+rtk_widget *rtk_create_separator(rtk_widget *par)
+{
+	rtk_widget *w;
+
+	if(!(w = rtk_create_widget())) {
+		return 0;
+	}
+	w->type = RTK_SEP;
+	if(par) rtk_win_add(par, w);
+	return w;
+}
+
+
+/* --- icon functions --- */
+rtk_iconsheet *rtk_load_iconsheet(const char *fname)
+{
+	 rtk_iconsheet *is;
+
+	if(!(is = malloc(sizeof *is))) {
+		return 0;
+	}
+	is->icons = 0;
+
+	if(!(is->pixels = img_load_pixels(fname, &is->width, &is->height, IMG_FMT_RGBA32))) {
+		free(is);
+		return 0;
+	}
+	return is;
+}
+
+void rtk_free_iconsheet(rtk_iconsheet *is)
+{
+	rtk_icon *icon;
+
+	img_free_pixels(is->pixels);
+
+	while(is->icons) {
+		icon = is->icons;
+		is->icons = is->icons->next;
+		free(icon->name);
+		free(icon);
+	}
+	free(is);
+}
+
+rtk_icon *rtk_define_icon(rtk_iconsheet *is, const char *name, int x, int y, int w, int h)
+{
+	rtk_icon *icon;
+
+	if(!(icon = malloc(sizeof *icon))) {
+		return 0;
+	}
+	if(!(icon->name = strdup(name))) {
+		free(icon);
+		return 0;
+	}
+	icon->width = w;
+	icon->height = h;
+	icon->scanlen = is->width;
+	icon->pixels = is->pixels + y * is->width + x;
+	return icon;
+}
+
+#define BEVELSZ		1
+#define PAD			2
+#define OFFS		(BEVELSZ + PAD)
+#define CHKBOXSZ	(BEVELSZ * 2 + 8)
+
+static void calc_widget_rect(rtk_widget *w, rtk_rect *rect)
+{
+	rtk_rect txrect = {0};
+
+	rect->x = w->any.x;
+	rect->y = w->any.y;
+
+	if(w->any.text) {
+		gfx.textrect(w->any.text, &txrect);
+	}
+
+	switch(w->type) {
+	case RTK_WIN:
+		rect->width = w->any.width;
+		rect->height = w->any.height;
+		break;
+
+	case RTK_BUTTON:
+		if(w->bn.icon) {
+			rect->width = w->bn.icon->width + OFFS * 2;
+			rect->height = w->bn.icon->height + OFFS * 2;
+		} else {
+			rect->width = txrect.width + OFFS * 2;
+			rect->height = txrect.height + OFFS * 2;
+		}
+		break;
+
+	case RTK_CHECKBOX:
+		rect->width = txrect.width + CHKBOXSZ + OFFS * 2 + PAD;
+		rect->height = txrect.height + OFFS * 2;
+		break;
+
+	case RTK_LABEL:
+		rect->width = txrect.width + PAD * 2;
+		rect->height = txrect.height + PAD * 2;
+		break;
+
+	case RTK_SEP:
+		if(w->any.par->win.layout == RTK_VBOX) {
+			rect->width = w->any.par->any.width - PAD * 2;
+			rect->height = PAD * 4 + BEVELSZ * 2;
+		} else if(w->any.par->win.layout == RTK_HBOX) {
+			rect->width = PAD * 4 + BEVELSZ * 2;
+			rect->height = w->any.par->any.height - PAD * 2;
+		} else {
+			rect->width = rect->height = 0;
+		}
+		break;
+
+	default:
+		rect->width = rect->height = 0;
+	}
+}
+
+static int need_relayout(rtk_widget *w)
+{
+	rtk_widget *c;
+
+	if(w->any.flags & GEOMCHG) {
+		return 1;
+	}
+
+	if(w->any.type == RTK_WIN) {
+		c = w->win.clist;
+		while(c) {
+			if(need_relayout(c)) {
+				return 1;
+			}
+			c = c->any.next;
+		}
+	}
 	return 0;
 }
+
+static void calc_layout(rtk_widget *w)
+{
+	int x, y;
+	rtk_widget *c;
+	rtk_rect rect;
+
+	if(w->any.type == RTK_WIN && w->win.layout != RTK_NONE) {
+		x = y = PAD;
+
+		c = w->win.clist;
+		while(c) {
+			rtk_move(c, x, y);
+			calc_layout(c);
+
+			if(w->win.layout == RTK_VBOX) {
+				y += c->any.height + PAD * 2;
+			} else {
+				x += c->any.width + PAD * 2;
+			}
+
+			c = c->any.next;
+		}
+	}
+
+	calc_widget_rect(w, &rect);
+	w->any.width = rect.width;
+	w->any.height = rect.height;
+
+	w->any.flags &= ~GEOMCHG;
+	rtk_invalidate(w);
+}
+
+void rtk_draw_widget(rtk_widget *w)
+{
+	int dirty;
+
+	if(need_relayout(w)) {
+		dbgmsg("calc layout %s\n", w->any.text ? w->any.text : "?");
+		calc_layout(w);
+	}
+
+	dirty = w->any.flags & DIRTY;
+	if(!dirty && w->any.type != RTK_WIN) {
+		return;
+	}
+
+	switch(w->any.type) {
+	case RTK_WIN:
+		draw_window(w);
+		break;
+
+	case RTK_BUTTON:
+		draw_button(w);
+		break;
+
+	case RTK_CHECKBOX:
+		draw_checkbox(w);
+		break;
+
+	case RTK_SEP:
+		draw_separator(w);
+		break;
+
+	default:
+		break;
+	}
+
+	if(dirty) {
+		rtk_validate(w);
+		invalfb(w);
+	}
+}
+
+static void widget_rect(rtk_widget *w, rtk_rect *rect)
+{
+	rect->x = w->any.x;
+	rect->y = w->any.y;
+	rect->width = w->any.width;
+	rect->height = w->any.height;
+}
+
+static void abs_pos(rtk_widget *w, int *xpos, int *ypos)
+{
+	int x, y, px, py;
+
+	x = w->any.x;
+	y = w->any.y;
+
+	if(w->any.par) {
+		abs_pos(w->any.par, &px, &py);
+		x += px;
+		y += py;
+	}
+
+	*xpos = x;
+	*ypos = y;
+}
+
+#define COL_BG		0xff666666
+#define COL_BGHL	0xff808080
+#define COL_LBEV	0xffaaaaaa
+#define COL_SBEV	0xff222222
+#define COL_TEXT	0xff000000
+
+static void hline(int x, int y, int sz, uint32_t col)
+{
+	rtk_rect rect;
+	rect.x = x;
+	rect.y = y;
+	rect.width = sz;
+	rect.height = 1;
+	gfx.fill(&rect, col);
+}
+
+static void vline(int x, int y, int sz, uint32_t col)
+{
+	rtk_rect rect;
+	rect.x = x;
+	rect.y = y;
+	rect.width = 1;
+	rect.height = sz;
+	gfx.fill(&rect, col);
+}
+
+enum {FRM_SOLID, FRM_OUTSET, FRM_INSET};
+
+static void draw_frame(rtk_rect *rect, int type)
+{
+	int tlcol, brcol;
+
+	switch(type) {
+	case FRM_SOLID:
+		tlcol = brcol = 0xff000000;
+		break;
+	case FRM_OUTSET:
+		tlcol = COL_LBEV;
+		brcol = COL_SBEV;
+		break;
+	case FRM_INSET:
+		tlcol = COL_SBEV;
+		brcol = COL_LBEV;
+		break;
+	default:
+		break;
+	}
+
+	hline(rect->x, rect->y, rect->width, tlcol);
+	vline(rect->x, rect->y + 1, rect->height - 2, tlcol);
+	hline(rect->x, rect->y + rect->height - 1, rect->width, brcol);
+	vline(rect->x + rect->width - 1, rect->y + 1, rect->height - 2, brcol);
+}
+
+static void draw_window(rtk_widget *w)
+{
+	rtk_rect rect;
+	rtk_widget *c;
+	int win_dirty = w->any.flags & DIRTY;
+
+	if(win_dirty) {
+		widget_rect(w, &rect);
+		gfx.fill(&rect, COL_BG);
+	}
+
+	c = w->win.clist;
+	while(c) {
+		if(win_dirty) {
+			rtk_invalidate(c);
+		}
+		rtk_draw_widget(c);
+		c = c->any.next;
+	}
+}
+
+static void draw_button(rtk_widget *w)
+{
+	int pressed;
+	rtk_rect rect;
+
+	widget_rect(w, &rect);
+	abs_pos(w, &rect.x, &rect.y);
+
+	if(w->bn.mode == RTK_TOGGLEBN) {
+		pressed = w->any.value;
+	} else {
+		pressed = w->any.flags & PRESS;
+	}
+
+	if(rect.width > 2 && rect.height > 2) {
+		draw_frame(&rect, pressed ? FRM_INSET : FRM_OUTSET);
+
+		rect.x++;
+		rect.y++;
+		rect.width -= 2;
+		rect.height -= 2;
+	}
+
+	gfx.fill(&rect, w->any.flags & HOVER ? COL_BGHL : COL_BG);
+	if(w->bn.icon) {
+		int offs = w->any.flags & PRESS ? PAD + 1 : PAD;
+		gfx.blit(rect.x + offs, rect.y + offs, w->bn.icon);
+	} else {
+		gfx.fill(&rect, 0xff802020);
+	}
+}
+
+static void draw_checkbox(rtk_widget *w)
+{
+}
+
+static void draw_separator(rtk_widget *w)
+{
+	rtk_widget *win = w->any.par;
+	rtk_rect rect;
+
+	if(!win) return;
+
+	widget_rect(w, &rect);
+	abs_pos(w, &rect.x, &rect.y);
+
+	switch(win->win.layout) {
+	case RTK_VBOX:
+		rect.y += PAD * 2;
+		rect.height = 2;
+		break;
+
+	case RTK_HBOX:
+		rect.x += PAD * 2;
+		rect.width = 2;
+		break;
+
+	default:
+		break;
+	}
+
+	draw_frame(&rect, FRM_INSET);
+}
+
+
+static int hittest(rtk_widget *w, int x, int y)
+{
+	if(x < w->any.x || y < w->any.y) return 0;
+	if(x >= w->any.x + w->any.width) return 0;
+	if(y >= w->any.y + w->any.height) return 0;
+	return 1;
+}
+
+static void sethover(rtk_widget *w)
+{
+	if(hover == w) return;
+
+	if(hover) {
+		hover->any.flags &= ~HOVER;
+
+		if(hover->type != RTK_WIN) {
+			rtk_invalidate(hover);
+			invalfb(hover);
+		}
+	}
+	hover = w;
+	if(w) {
+		w->any.flags |= HOVER;
+
+		if(w->type != RTK_WIN) {
+			rtk_invalidate(w);
+			invalfb(w);
+		}
+	}
+}
+
+static void setpress(rtk_widget *w)
+{
+	if(pressed == w) return;
+
+	if(pressed) {
+		pressed->any.flags &= ~PRESS;
+		rtk_invalidate(pressed);
+		invalfb(pressed);
+	}
+	pressed = w;
+	if(w) {
+		w->any.flags |= PRESS;
+		rtk_invalidate(w);
+		invalfb(w);
+	}
+}
+
+static void click(rtk_widget *w, int x, int y)
+{
+	switch(w->type) {
+	case RTK_BUTTON:
+		if(w->bn.mode == RTK_TOGGLEBN) {
+	case RTK_CHECKBOX:
+			w->any.value ^= 1;
+		}
+		if(w->any.cbfunc) {
+			w->any.cbfunc(w, w->any.cbcls);
+		}
+		rtk_invalidate(w);
+		invalfb(w);
+		break;
+
+	default:
+		break;
+	}
+}
+
+int rtk_input_key(rtk_widget *w, int key, int press)
+{
+	return 0;
+}
+
+int rtk_input_mbutton(rtk_widget *w, int bn, int press, int x, int y)
+{
+	if(!hittest(w, x, y)) {
+		return 0;
+	}
+
+	if(press) {
+		if(hover && hittest(hover, x, y)) {
+			setpress(hover);
+		}
+	} else {
+		if(pressed && hittest(pressed, x, y)) {
+			click(pressed, x, y);
+		}
+		setpress(0);
+	}
+
+	return 1;
+}
+
+int rtk_input_mmotion(rtk_widget *w, int x, int y)
+{
+	rtk_widget *c;
+
+	if(!hittest(w, x, y)) {
+		int res = hover ? 1 : 0;
+		sethover(0);
+		return res;
+	}
+
+	if(w->type == RTK_WIN) {
+		c = w->win.clist;
+		while(c) {
+			if(hittest(c, x, y)) {
+				return rtk_input_mmotion(c, x, y);
+			}
+			c = c->any.next;
+		}
+	}
+
+	if(hover != w) {
+		sethover(w);
+		return 1;
+	}
+	return 0;
+}
+
+
+void rtk_rect_union(rtk_rect *a, const rtk_rect *b)
+{
+	int x0, y0, x1, y1;
+
+	x0 = a->x;
+	y0 = a->y;
+	x1 = a->x + a->width;
+	y1 = a->y + a->height;
+
+	if(b->x < x0) x0 = b->x;
+	if(b->y < y0) y0 = b->y;
+	if(b->x + b->width > x1) x1 = b->x + b->width;
+	if(b->y + b->height > y1) y1 = b->y + b->height;
+
+	a->x = x0;
+	a->y = y0;
+	a->width = x1 - x0;
+	a->height = y1 - y0;
+}
+
+static void invalfb(rtk_widget *w)
+{
+	app_redisplay(w->any.x, w->any.y, w->any.width, w->any.height);
+}