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typedef image struct

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This commit is contained in:
Markus Teich 2015-05-01 21:34:52 +02:00
parent 036d77fffe
commit 96e1607e78
1 changed files with 16 additions and 16 deletions
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32
sent.c
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@ -31,7 +31,7 @@ typedef enum {
DRAWN = 4
} imgstate;
struct image {
typedef struct {
unsigned char *buf;
unsigned int bufwidth, bufheight;
imgstate state;
@ -40,11 +40,11 @@ struct image {
png_structp png_ptr;
png_infop info_ptr;
int numpasses;
};
} Image;
typedef struct {
char *text;
struct image *img;
Image *img;
} Slide;
/* Purely graphic info */
@ -78,11 +78,11 @@ typedef struct {
const Arg arg;
} Shortcut;
static struct image *pngopen(char *filename);
static int pngread(struct image *img);
static int pngprepare(struct image *img);
static void pngscale(struct image *img);
static void pngdraw(struct image *img);
static Image *pngopen(char *filename);
static int pngread(Image *img);
static int pngprepare(Image *img);
static void pngscale(Image *img);
static void pngdraw(Image *img);
static void getfontsize(char *str, unsigned int *width, unsigned int *height);
static void cleanup();
@ -126,11 +126,11 @@ static void (*handler[LASTEvent])(XEvent *) = {
[KeyPress] = kpress,
};
struct image *pngopen(char *filename)
Image *pngopen(char *filename)
{
FILE *f;
unsigned char buf[8];
struct image *img;
Image *img;
if (!(f = fopen(filename, "rb"))) {
eprintf("could not open file %s:", filename);
@ -140,7 +140,7 @@ struct image *pngopen(char *filename)
if (fread(buf, 1, 8, f) != 8 || png_sig_cmp(buf, 1, 8))
return NULL;
img = malloc(sizeof(struct image));
img = malloc(sizeof(Image));
if (!(img->png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL,
NULL, NULL))) {
free(img);
@ -167,7 +167,7 @@ struct image *pngopen(char *filename)
return img;
}
int pngread(struct image *img)
int pngread(Image *img)
{
unsigned int y;
png_bytepp row_pointers;
@ -232,7 +232,7 @@ int pngread(struct image *img)
return 1;
}
int pngprepare(struct image *img)
int pngprepare(Image *img)
{
int depth = DefaultDepth(xw.dpy, xw.scr);
int width = xw.uw;
@ -274,7 +274,7 @@ int pngprepare(struct image *img)
return 1;
}
void pngscale(struct image *img)
void pngscale(Image *img)
{
unsigned int x, y;
unsigned int width = img->ximg->width;
@ -299,7 +299,7 @@ void pngscale(struct image *img)
}
}
void pngdraw(struct image *img)
void pngdraw(Image *img)
{
int xoffset = (xw.w - img->ximg->width) / 2;
int yoffset = (xw.h - img->ximg->height) / 2;
@ -463,7 +463,7 @@ void usage()
void xdraw()
{
unsigned int height, width;
struct image *im = slides[idx].img;
Image *im = slides[idx].img;
getfontsize(slides[idx].text, &width, &height);
XClearWindow(xw.dpy, xw.win);