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- /*
- * draw.c
- * Copyright © 2008, 2009 Martin Duquesnoy <xorg62@gmail.com>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of the nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #include "wmfs.h"
- /** Draw a string in a Drawable
- * \param d Drawable
- * \param x X position
- * \param y Y position
- * \param fg Foreground text color
- * \param pad Text padding
- * \param str String that will be draw
- */
- void
- draw_text(Drawable d, int x, int y, char* fg, int pad, char *str)
- {
- XftColor xftcolor;
- XftDraw *xftd;
- if(!str)
- return;
- /* To draw image everywhere we can draw text */
- #ifdef HAVE_IMLIB
- char *ostr = NULL;
- int i, ni;
- ImageAttr im[128];
- ostr = _strdup(str);
- if(strstr(str, "i["))
- {
- ni = parse_image_block(im, str);
- for(i = 0; i < ni; ++i)
- draw_image(d, im[i].x, im[i].y, im[i].w, im[i].h, im[i].name);
- }
- #endif /* HAVE_IMLIB */
- /* Transform X Drawable -> Xft Drawable */
- xftd = XftDrawCreate(dpy, d, DefaultVisual(dpy, SCREEN), DefaultColormap(dpy, SCREEN));
- /* Alloc text color */
- XftColorAllocName(dpy, DefaultVisual(dpy, SCREEN),
- DefaultColormap(dpy, SCREEN), fg, &xftcolor);
- XftDrawStringUtf8(xftd, &xftcolor, font, x, y, (FcChar8 *)str, strlen(str));
- /* Free the text color and XftDraw */
- XftColorFree(dpy, DefaultVisual(dpy, SCREEN), DefaultColormap(dpy, SCREEN), &xftcolor);
- XftDrawDestroy(xftd);
- #ifdef HAVE_IMLIB
- if(strstr(ostr, "i["))
- strcpy(str, ostr);
- IFREE(ostr);
- #endif /* HAVE_IMLIB */
- return;
- }
- /** Draw a Rectangle in a drawable
- * \param dr Drawable
- * \param x X position
- * \param y Y position
- * \param w Width
- * \param h Height
- * \param color Color of the rectangle
- */
- void
- draw_rectangle(Drawable dr, int x, int y, uint w, uint h, uint color)
- {
- XRectangle r = { x, y, w, h };
- XSetForeground(dpy, gc, color);
- XFillRectangles(dpy, dr, gc, &r, 1);
- return;
- }
- #ifdef HAVE_IMLIB
- /** Draw an image in a drawable
- * \param dr Drawable
- * \param x X position
- * \param y Y position
- * \param name Path of the image
- */
- void
- draw_image(Drawable dr, int x, int y, int w, int h, char *name)
- {
- Imlib_Image image;
- if(!name)
- return;
- imlib_set_cache_size(2048 * 1024);
- imlib_context_set_display(dpy);
- imlib_context_set_visual(DefaultVisual(dpy, DefaultScreen(dpy)));
- imlib_context_set_colormap(DefaultColormap(dpy, DefaultScreen(dpy)));
- imlib_context_set_drawable(dr);
- image = imlib_load_image(name);
- imlib_context_set_image(image);
- if(w <= 0)
- w = imlib_image_get_width();
- if(h <= 0)
- h = imlib_image_get_height();
- if(image)
- {
- imlib_render_image_on_drawable_at_size(x, y, w, h);
- imlib_free_image();
- }
- else
- warnx("Can't draw image: '%s'", name);
- return;
- }
- #endif /* HAVE_IMLIB */
- /** Calculates the text's size relatively to the font
- * \param text Text string
- * \return final text width
- */
- ushort
- textw(char *text)
- {
- XGlyphInfo gl;
- if(!text)
- return 0;
- #ifdef HAVE_IMLIB
- char *ostr = NULL;
- ImageAttr im[128];
- ostr = _strdup(text);
- if(strstr(text, "i["))
- parse_image_block(im, text);
- #endif /* HAVE_IMLIB */
- XftTextExtentsUtf8(dpy, font, (FcChar8 *)text, strlen(text), &gl);
- #ifdef HAVE_IMLIB
- if(strstr(ostr, "i["))
- strcpy(text, ostr);
- IFREE(ostr);
- #endif /* HAVE_IMLIB */
- return gl.width + font->descent;
- }
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