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mpv/Gui/win32/widgetrender.c

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/*
MPlayer Gui for win32
Copyright (c) 2003 Sascha Sommer <saschasommer@freenet.de>
Copyright (c) 2006 Erik Augustson <erik_27can@yahoo.com>
Copyright (c) 2006 Gianluigi Tiesi <sherpya@netfarm.it>
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 2 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, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <ctype.h>
#include <windows.h>
#include <interface.h>
#include "gui.h"
extern char *codecname;
#define MAX_LABELSIZE 250
static void render(int bitsperpixel, image *dst, image *src, int x, int y, int sx, int sy, int sw, int sh, int transparent)
{
int i;
int bpp = bitsperpixel / 8;
int offset = (dst->width * bpp * y) + (x * bpp);
int soffset = (src->width * bpp * sy) + (sx * bpp);
for(i=0; i<sh; i++)
{
int c;
for(c=0; c < (sw * bpp); c += bpp)
{
if(bpp == 2)
{
if(!transparent || (((src->data + soffset + (i * src->width * bpp) + c)[0] != 0x1f)
&& ((src->data + soffset + (i * src->width * bpp) + c)[1] != 0x7c)))
memcpy(dst->data + offset + c, src->data + soffset + (i * src->width * bpp) + c, bpp);
}
else if(bpp > 2)
{
if(!transparent || *((unsigned int *) (src->data + soffset + (i * src->width * bpp) + c)) != 0x00ff00ff)
memcpy(dst->data + offset + c, src->data + soffset + (i * src->width * bpp) + c, bpp);
}
}
offset += (dst->width * bpp);
}
}
static image *find_background(skin_t *skin, widget *item)
{
unsigned int i;
for (i=0; i < skin->windowcount; i++)
if(skin->windows[i]->type == item->window)
return skin->windows[i]->base->bitmap[0];
return NULL;
}
/******************************************************************/
/* FONT related functions */
/******************************************************************/
/* returns the pos of s2 inside s1 or -1 if s1 doesn't contain s2 */
static int strpos(char *s1, const char* s2)
{
unsigned int i, x;
for (i=0; i < strlen(s1); i++)
{
if(s1[i] == s2[0])
{
if(strlen(s1 + i) >= strlen(s2))
{
for (x=0; x <strlen(s2); x++)
if(s1[i + x] != s2[x]) break;
if(x == strlen(s2)) return i;
}
}
}
return -1;
}
/* replaces all occurences of what in dest with format */
static void stringreplace(char *dest, const char *what, const char *format, ... )
{
char tmp[MAX_LABELSIZE];
int offset=0;
va_list va;
va_start(va, format);
vsnprintf(tmp, MAX_LABELSIZE, format, va);
va_end(va);
/* no search string == replace the entire string */
if(!what)
{
memcpy(dest, tmp, strlen(tmp));
dest[strlen(tmp)] = 0;
return;
}
while((offset = strpos(dest, what)) != -1)
{
memmove(dest + offset + strlen(tmp), dest + offset + strlen(what), strlen(dest + offset + strlen(what)) + 1);
memcpy(dest + offset, tmp, strlen(tmp));
}
}
/* replaces the chars with special meaning with the associated data from the player info struct */
static char *generatetextfromlabel(widget *item)
{
char *text = malloc(MAX_LABELSIZE);
char tmp[MAX_LABELSIZE];
unsigned int i;
if(!item)
{
free(text);
return NULL;
}
strcpy(text, item->label);
if(item->type == tySlabel) return text;
stringreplace(text, "$1", "%.2i:%.2i:%.2i", guiIntfStruct.TimeSec / 3600,
(guiIntfStruct.TimeSec / 60) % 60, guiIntfStruct.TimeSec % 60);
stringreplace(text, "$2", "%.4i:%.2i", guiIntfStruct.TimeSec / 60, guiIntfStruct.TimeSec % 60);
stringreplace(text, "$3", "%.2i", guiIntfStruct.TimeSec / 3600);
stringreplace(text, "$4", "%.2i", (guiIntfStruct.TimeSec / 60) % 60);
stringreplace(text, "$5", "%.2i", guiIntfStruct.TimeSec % 60);
stringreplace(text, "$6", "%.2i:%.2i:%.2i", guiIntfStruct.LengthInSec / 3600,
(guiIntfStruct.LengthInSec / 60) % 60, guiIntfStruct.LengthInSec % 60);
stringreplace(text, "$7", "%.4i:%.2i", guiIntfStruct.LengthInSec / 60, guiIntfStruct.LengthInSec % 60);
stringreplace(text, "$8", "%i:%.2i:%.2i", guiIntfStruct.TimeSec / 3600,
(guiIntfStruct.TimeSec / 60) % 60, guiIntfStruct.TimeSec % 60);
stringreplace(text, "$v", "%3.2f", guiIntfStruct.Volume);
stringreplace(text, "$V", "%3.1f", guiIntfStruct.Volume);
stringreplace(text, "$b", "%3.2f", guiIntfStruct.Balance);
stringreplace(text, "$B", "%3.1f", guiIntfStruct.Balance);
stringreplace(text, "$t", "%.2i", guiIntfStruct.Track);
stringreplace(text, "$o", "%s", guiIntfStruct.Filename);
stringreplace(text, "$x", "%i", guiIntfStruct.MovieWidth);
stringreplace(text, "$y", "%i", guiIntfStruct.MovieHeight);
stringreplace(text, "$C", "%s", guiIntfStruct.sh_video ? codecname : "");
stringreplace(text, "$$", "$");
if(!strcmp(text, "$p") || !strcmp(text, "$s") || !strcmp(text, "$e"))
{
if(guiIntfStruct.Playing == 0) stringreplace(text, NULL, "s");
else if(guiIntfStruct.Playing == 1) stringreplace(text, NULL, "p");
else if(guiIntfStruct.Playing == 2) stringreplace(text, NULL, "e");
}
if(guiIntfStruct.AudioType == 0) stringreplace(text, "$a", "n");
else if(guiIntfStruct.AudioType == 1) stringreplace(text, "$a", "m");
else stringreplace(text, "$a", "t");
if(guiIntfStruct.StreamType == 0)
stringreplace(text, "$T", "f");
#ifdef USE_DVDREAD
else if(guiIntfStruct.StreamType == STREAMTYPE_DVD || guiIntfStruct.StreamType == STREAMTYPE_DVDNAV)
stringreplace(text, "$T", "d");
#endif
else stringreplace(text, "$T", "u");
if(guiIntfStruct.Filename)
{
for (i=0; i<strlen(guiIntfStruct.Filename); i++)
tmp[i] = tolower(guiIntfStruct.Filename[i]);
stringreplace(text, "$f", tmp);
for (i=0; i<strlen(guiIntfStruct.Filename); i++)
tmp[i] = toupper(guiIntfStruct.Filename[i]);
stringreplace(text, "$F", tmp);
}
return text;
}
/* cuts text to buflen scrolling from right to left */
static void scrolltext(char *text, unsigned int buflen, float *value)
{
char *buffer = (char *) malloc(buflen + 1);
unsigned int x,i;
if(*value < buflen) x = 0;
else x = *value - buflen;
memset(buffer, ' ', buflen);
for (i = (*value>=buflen) ? 0 : buflen - *value; i<buflen; i++)
{
if(x < strlen(text))
buffer[i] = text[x];
x++;
}
buffer[buflen] = 0;
*value += 1.0f;
if(*value >= strlen(text) + buflen) *value = 0.0f;
strcpy(text, buffer);
free(buffer);
}
/* updates all dlabels and slabels */
void renderinfobox(skin_t *skin, window_priv_t *priv)
{
unsigned int i;
if (!priv) return;
/* repaint the area behind the text*/
/* we have to do this for all labels here, because they may overlap in buggy skins ;( */
for (i=0; i<skin->widgetcount; i++)
if((skin->widgets[i]->type == tyDlabel) || (skin->widgets[i]->type == tySlabel))
{
if(skin->widgets[i]->window == priv->type)
render(skin->desktopbpp,
&priv->img,
find_background(skin, skin->widgets[i]),
skin->widgets[i]->x,
skin->widgets[i]->y,
skin->widgets[i]->x,
skin->widgets[i]->y,
skin->widgets[i]->length,
skin->widgets[i]->font->chars[0]->height,
1);
}
/* load all slabels and dlabels */
for (i=0; i<skin->widgetcount; i++)
{
widget *item = skin->widgets[i];
if(item->window != priv->type) continue;
if((i == skin->widgetcount) || (item->type == tyDlabel) || (item->type == tySlabel))
{
char *text = generatetextfromlabel(item);
unsigned int current, c;
int offset = 0;
unsigned int textlen;
if(!text) continue;
textlen = strlen(text);
/* render(win, win->background, gui->skin->widgets[i]->x, gui->skin->widgets[i]->y,
gui->skin->widgets[i]->x, gui->skin->widgets[i]->y,
gui->skin->widgets[i]->length, gui->skin->widgets[i]->font->chars[0]->height,1); */
/* calculate text size */
for (current=0; current<textlen; current++)
{
for (c=0; c<item->font->charcount; c++)
if(item->font->chars[c]->c == text[current])
{
offset += item->font->chars[c]->width;
break;
}
}
/* labels can be scrolled if they are to big */
if((item->type == tyDlabel) && (item->length < offset))
{
int tomuch = (offset - item->length) / (offset /textlen);
scrolltext(text, textlen - tomuch - 1, &skin->widgets[i]->value);
textlen = strlen(text);
}
/* align the text */
if(item->align == 1)
offset = (item->length-offset) / 2;
else if(item->align == 2)
offset = item->length-offset;
else
offset = 0;
if(offset < 0) offset = 0;
/* render the text */
for (current=0; current<textlen; current++)
{
for (c=0; c<item->font->charcount; c++)
{
char_t *cchar = item->font->chars[c];
if(cchar->c == *(text + current))
{
render(skin->desktopbpp,
&priv->img,
item->font->image,
item->x + offset,
item->y,
cchar->x,
cchar->y,
(cchar->width + offset > item->length) ? item->length - offset : cchar->width,
cchar->height,
1);
offset += cchar->width;
break;
}
}
}
free(text);
}
}
}
/******************************************************************/
/* WIDGET related functions */
/******************************************************************/
void renderwidget(skin_t *skin, image *dest, widget *item, int state)
{
image *img = NULL;
int height;
int y;
if(!dest) return;
if((item->type == tyButton) || (item->type == tyHpotmeter) || (item->type == tyPotmeter))
img = item->bitmap[0];
if(!img) return;
y = item->y;
if(item->type == tyPotmeter)
{
height = img->height / item->phases;
y = height * (int)(item->value * item->phases / 100);
if(y > img->height-height)
y = img->height - height;
}
else
{
height = img->height / 3;
y = state * height;
}
/* redraw background */
if(item->type == tyButton)
render(skin->desktopbpp, dest, find_background(skin,item), item->x, item->y, item->x, item->y, img->width, height, 1);
if((item->type == tyHpotmeter) || (item->type == tyPotmeter))
{
/* repaint the area behind the slider */
render(skin->desktopbpp, dest, find_background(skin, item), item->wx, item->wy, item->wx, item->wy, item->wwidth, item->height, 1);
item->x = item->value * (item->wwidth-item->width) / 100 + item->wx;
if((item->x + item->width) > (item->wx + item->wwidth))
item->x = item->wx + item->wwidth - item->width;
if(item->x < item->wx)
item->x = item->wx;
/* workaround for blue */
if(item->type == tyHpotmeter)
height = (item->height < img->height / 3) ? item->height : img->height / 3;
}
render(skin->desktopbpp, dest, img, item->x, item->y, 0, y, img->width, height, 1);
}
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