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Finished tile code. Tiled image is showed as rootpmap too :)

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This commit is contained in:
Sanel Zukan 2007-06-27 17:52:20 +00:00
parent abbae67bf4
commit 2bb9e5dc4c
2 changed files with 71 additions and 65 deletions
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134
eiconman/Wallpaper.cpp
View File

@ -14,6 +14,7 @@
#include "Utils.h"
#include <edelib/Debug.h>
#include <FL/Fl_Shared_Image.h>
#include <FL/Fl_RGB_Image.h>
#include <FL/fl_draw.h>
@ -108,8 +109,14 @@ Pixmap create_xpixmap(Fl_Image* img, XImage* xim, Pixmap pix) {
else {
EWARNING(ESTRLOC ": Visual %i not supported\n", xim->bits_per_pixel);
XDestroyImage(xim);
xim = 0;
if(xim) {
if(xim->data) {
delete [] xim->data;
xim->data = 0;
}
XDestroyImage(xim);
xim = 0;
}
return 0;
}
@ -291,9 +298,7 @@ Pixmap create_xpixmap(Fl_Image* img, XImage* xim, Pixmap pix) {
return pix;
}
int pixel_pos(int x, int y, int w, int d) {
return ((y * w) + x) * d;
}
#define PIXEL_POS(x, y, w, d) ((( (y) * (w)) + (x) ) * (d))
bool create_tile(Fl_Image* orig, Fl_RGB_Image*& copied, int X, int Y, int W, int H) {
if(orig->w() >= W && orig->h() >= H)
@ -301,17 +306,18 @@ bool create_tile(Fl_Image* orig, Fl_RGB_Image*& copied, int X, int Y, int W, int
int iw = orig->w();
int ih = orig->h();
int idepth = orig->d();
int tx = X - (X % iw);
int ty = Y - (Y % ih);
int tw = W + tx;
int th = H + ty;
unsigned char* dest = new unsigned char[tw * th * orig->d()];
memset(dest, 0, tw * th * orig->d());
unsigned char* destptr = dest;
unsigned char* src = (unsigned char*)orig->data()[0];
int ppos = 0;
// for bounds checks
int imax = iw * ih * idepth;
#if 0
// funny effect :)
@ -326,40 +332,59 @@ bool create_tile(Fl_Image* orig, Fl_RGB_Image*& copied, int X, int Y, int W, int
}
}
#endif
for(int j = 0, cj = 0; j < th; j++, cj++) {
for(int i = 0, ci = 0; i < tw; i++, ci++) {
if(ci > iw) ci = 0;
if(idepth == 3 || idepth == 4) {
for(int j = 0, cj = 0; j < th; j++, cj++) {
if(cj > ih) cj = 0;
ppos = pixel_pos(ci, cj, iw, orig->d());
for(int i = 0, ci = 0; i < tw; i++, ci++) {
if(ci > iw) ci = 0;
ppos = PIXEL_POS(ci, cj, iw, idepth);
if(ppos > imax) ppos = imax;
if(orig->d() == 3 || orig->d() == 4) {
*destptr++ = src[ppos];
*destptr++ = src[ppos+1];
*destptr++ = src[ppos+2];
if(orig->d() == 4)
*destptr++ = src[ppos+3];
} else if(orig->d() == 2) {
*destptr++ = src[ppos + 1];
*destptr++ = src[ppos + 2];
if(idepth == 4)
*destptr++ = src[ppos + 3];
}
}
} else if(idepth == 2) {
for(int j = 0, cj = 0; j < th; j++, cj++) {
if(cj > ih) cj = 0;
for(int i = 0, ci = 0; i < tw; i++, ci++) {
if(ci > iw) ci = 0;
ppos = PIXEL_POS(ci, cj, iw, idepth);
if(ppos > imax) ppos = imax;
*destptr++ = src[ppos];
*destptr++ = src[ppos+1];
} else
*destptr++ = src[ppos + 1];
}
}
} else {
for(int j = 0, cj = 0; j < th; j++, cj++) {
if(cj > ih) cj = 0;
for(int i = 0, ci = 0; i < tw; i++, ci++) {
if(ci > iw) ci = 0;
ppos = PIXEL_POS(ci, cj, iw, idepth);
if(ppos > imax) ppos = imax;
*destptr++ = src[ppos];
}
}
}
Fl_RGB_Image* c = new Fl_RGB_Image(dest, tw, th, orig->d(), orig->ld());
//Fl_RGB_Image* c = new Fl_RGB_Image(dest, iw, ih, orig->d(), orig->ld());
Fl_RGB_Image* c = new Fl_RGB_Image(dest, tw, th, idepth, orig->ld());
c->alloc_array = 1;
copied = c;
EDEBUG("==> %i %i\n", copied->w(), copied->h());
return true;
}
Wallpaper::Wallpaper(int X, int Y, int W, int H) :
Fl_Box(X, Y, W, H, 0), rootpmap_image(NULL), rootpmap_pixmap(0), img(NULL), tiled(false) {
Fl_Box(X, Y, W, H, 0), rootpmap_image(NULL), rootpmap_pixmap(0), tiled(false) {
}
Wallpaper::~Wallpaper() {
@ -381,8 +406,7 @@ bool Wallpaper::set(const char* path) {
Fl_Image* i = Fl_Shared_Image::get(path);
if(!i)
return false;
img = i;
image(img);
image(i);
set_rootpmap();
@ -396,21 +420,21 @@ bool Wallpaper::set_tiled(const char* path) {
if(!i)
return false;
EDEBUG("==> %i \n", i->w());
EDEBUG("==> %i \n", i->h());
Fl_RGB_Image* res = 0;
create_tile(i, res, x(), y(), w(), h());
EDEBUG("---> %p\n", res);
EDEBUG("==> %i \n", res->w());
EDEBUG("==> %i \n", res->h());
//EDEBUG("==> %i \n", res->d());
image(res);
#if 0
bool ret = set(path);
if(ret)
if(create_tile(i, res, x(), y(), w(), h())) {
image(res);
tiled = true;
return ret;
#endif
set_rootpmap();
return true;
}
else {
EWARNING(ESTRLOC ": Unable to create tiles for %s\n", path);
tiled = false;
}
return false;
}
void Wallpaper::set_rootpmap(void) {
@ -465,34 +489,18 @@ void Wallpaper::draw(void) {
if(iw == 0 || ih == 0)
return;
#if 0
if(ih < h() || iw < w()) {
if(tiled) {
// tile image across the box
fl_push_clip(x(), y(), w(), h());
int tx = x() - (x() % iw);
int ty = y() - (y() % ih);
int tw = w() + tx;
int th = h() + ty;
for(int j = 0; j < th; j += ih)
for(int i = 0; i < tw; i += iw)
im->draw(i, j);
fl_pop_clip();
return;
} else {
// center image in the box
ix = (w()/2) - (iw/2);
iy = (h()/2) - (ih/2);
ix += x();
iy += y();
}
if(!tiled) {
// center image in the box
ix = (w()/2) - (iw/2);
iy = (h()/2) - (ih/2);
ix += x();
iy += y();
} else {
ix = x();
iy = y();
}
#endif
ix = x();
iy = y();

2
eiconman/Wallpaper.h
View File

@ -14,7 +14,6 @@
#define __WALLPAPER_H__
#include <FL/Fl_Box.h>
#include <FL/Fl_Image.h>
#include <X11/Xlib.h> // XImage, Pixmap
@ -26,7 +25,6 @@ class Wallpaper : public Fl_Box {
private:
XImage* rootpmap_image;
Pixmap rootpmap_pixmap;
Fl_Image* img;
bool tiled;
void set_rootpmap(void);