97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
/*
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** mlx_xpm.c for minilibX in
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**
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** Made by Charlie Root
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** Login <ol@epitech.net>
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**
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** Started on Fri Dec 8 11:07:24 2000 Charlie Root
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** Last update Thu Oct 4 16:00:22 2001 Charlie Root
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*/
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#include "mlx_int.h"
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void *mlx_int_xpm_f_image(t_xvar *xvar,int *width,int *height,
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int (*xpm_func)(),void *param)
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{
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XImage *img1;
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XImage *img2;
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t_img *im2;
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XpmAttributes xpm_att;
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xpm_att.visual = xvar->visual;
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xpm_att.colormap = xvar->cmap;
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xpm_att.depth = xvar->depth;
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xpm_att.bitmap_format = ZPixmap;
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xpm_att.valuemask = XpmDepth|XpmBitmapFormat|XpmVisual|XpmColormap;
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if (xpm_func(xvar->display,param,&img1,&img2,&xpm_att))
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return ((void *)0);
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if (img2)
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XDestroyImage(img2);
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if (!(im2 = (void *)mlx_new_image(xvar,img1->width,img1->height)))
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{
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XDestroyImage(img1);
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return ((void *)0);
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}
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*width = img1->width;
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*height = img1->height;
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if (mlx_int_egal_img(im2->image,img1))
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{
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bcopy(img1->data,im2->data,img1->height*img1->bytes_per_line);
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XDestroyImage(img1);
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return (im2);
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}
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if (im2->type==MLX_TYPE_SHM_PIXMAP)
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{
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XFreePixmap(xvar->display,im2->pix);
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im2->pix = XCreatePixmap(xvar->display,xvar->root,
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*width,*height,xvar->depth);
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}
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if (im2->type>MLX_TYPE_XIMAGE)
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{
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XShmDetach(xvar->display,&(im2->shm));
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shmdt(im2->data);
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}
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XDestroyImage(im2->image);
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im2->image = img1;
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im2->data = img1->data;
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im2->type = MLX_TYPE_XIMAGE;
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im2->size_line = img1->bytes_per_line;
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im2->bpp = img1->bits_per_pixel;
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return (im2);
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}
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int mlx_int_egal_img(XImage *img1,XImage *img2)
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{
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if (img1->width!=img2->width || img1->height!=img2->height ||
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img1->xoffset!=img2->xoffset || img1->format!=img2->format ||
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img1->byte_order!=img2->byte_order ||
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img1->bitmap_unit!=img2->bitmap_unit ||
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img1->bitmap_bit_order!=img2->bitmap_bit_order ||
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img1->bitmap_pad!=img2->bitmap_pad || img1->depth!=img2->depth ||
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img1->bytes_per_line!=img2->bytes_per_line ||
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img1->bits_per_pixel!=img2->bits_per_pixel ||
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img1->red_mask!=img2->red_mask || img1->green_mask!=img2->green_mask ||
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img1->blue_mask!=img2->blue_mask )
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return (0);
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return (1);
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}
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void *mlx_xpm_file_to_image(t_xvar *xvar,char *filename,
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int *width,int *height)
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{
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return (mlx_int_xpm_f_image(xvar,width,height,XpmReadFileToImage,filename));
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}
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void *mlx_xpm_to_image(t_xvar *xvar,char **data,int *width,int *height)
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{
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return (mlx_int_xpm_f_image(xvar,width,height,XpmCreateImageFromData,(void *)data));
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}
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