139 lines
2.5 KiB
C
139 lines
2.5 KiB
C
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#include "ephoto.h"
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unsigned int *flip_horizontal(Ewl_Widget *image)
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{
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unsigned int *im_data, *im_data_new;
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int index, ind, i, j, ni, nj, ew, eh;
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im_data = evas_object_image_data_get(EWL_IMAGE(image)->image, FALSE);
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evas_object_image_size_get(EWL_IMAGE(image)->image, &ew, &eh);
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index = 0;
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im_data_new = malloc(sizeof(unsigned int) * ew * eh);
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for (i = 0; i < eh; i ++)
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{
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for (j = 0; j < ew; j++)
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{
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ni = i;
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nj = ew - j - 1;
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ind = ni * ew + nj;
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im_data_new[index] = im_data[ind];
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index++;
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}
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}
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return im_data_new;
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}
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unsigned int *flip_vertical(Ewl_Widget *image)
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{
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unsigned int *im_data, *im_data_new;
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int index, ind, i, j, ni, nj, ew, eh;
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im_data = evas_object_image_data_get(EWL_IMAGE(image)->image, FALSE);
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evas_object_image_size_get(EWL_IMAGE(image)->image, &ew, &eh);
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index = 0;
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im_data_new = malloc(sizeof(unsigned int) * ew * eh);
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for (i = 0; i < eh; i++)
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{
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for (j = 0; j < ew; j++)
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{
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ni = eh - i - 1;
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nj = j;
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ind = ni * ew + nj;
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im_data_new[index] = im_data[ind];
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index++;
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}
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}
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return im_data_new;
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}
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unsigned int *rotate_left(Ewl_Widget *image)
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{
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unsigned int *im_data, *im_data_new;
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int index, ind, i, j, ni, nj, ew, eh, nw, nh;
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im_data = evas_object_image_data_get(EWL_IMAGE(image)->image, FALSE);
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evas_object_image_size_get(EWL_IMAGE(image)->image, &ew, &eh);
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index = 0;
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im_data_new = malloc(sizeof(unsigned int) * ew * eh);
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nw = eh;
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nh = ew;
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for (i = 0; i < nh; i++)
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{
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for (j = 0; j < nw; j++)
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{
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ni = j;
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nj = nh - i - 1;
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ind = ni * nh + nj;
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im_data_new[index] = im_data[ind];
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index++;
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}
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}
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return im_data_new;
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}
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unsigned int *rotate_right(Ewl_Widget *image)
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{
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unsigned int *im_data, *im_data_new;
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int index, ind, i, j, ni, nj, ew, eh, nw, nh;
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im_data = evas_object_image_data_get(EWL_IMAGE(image)->image, FALSE);
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evas_object_image_size_get(EWL_IMAGE(image)->image, &ew, &eh);
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index = 0;
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im_data_new = malloc(sizeof(unsigned int) * ew * eh);
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nw = eh;
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nh = ew;
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for (i = 0; i < nh; i++)
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{
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for (j = 0; j < nw; j++)
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{
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ni = nw - j - 1;
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nj = i;
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ind = ni * nh + nj;
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im_data_new[index] = im_data[ind];
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index++;
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}
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}
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return im_data_new;
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}
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void update_image(Ewl_Widget *image, int w, int h, unsigned int *data)
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{
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if (w && h && !data)
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{
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ewl_image_size_set(EWL_IMAGE(image), w, h);
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ewl_widget_configure(image);
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}
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if (w && h && data)
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{
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evas_object_image_size_set(EWL_IMAGE(image)->image, w, h);
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evas_object_image_data_set(EWL_IMAGE(image)->image, data);
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evas_object_image_data_update_add(EWL_IMAGE(image)->image, 0, 0, w, h);
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}
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}
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