/* if rect set, do not draw */
void wm_drags_draw(bContext *C, wmWindow *win, rcti *rect)
{
wmWindowManager *wm= CTX_wm_manager(C);
wmDrag *drag;
int cursorx, cursory, x, y;
cursorx= win->eventstate->x;
cursory= win->eventstate->y;
if(rect) {
rect->xmin= rect->xmax= cursorx;
rect->ymin= rect->ymax= cursory;
}
/* XXX todo, multiline drag draws... but maybe not, more types mixed wont work well */
glEnable(GL_BLEND);
for(drag= wm->drags.first; drag; drag= drag->next) {
/* image or icon */
if(drag->imb) {
x= cursorx - drag->sx/2;
y= cursory - drag->sy/2;
if(rect)
drag_rect_minmax(rect, x, y, x+drag->sx, y+drag->sy);
else {
glColor4f(1.0, 1.0, 1.0, 0.65); /* this blends texture */
glaDrawPixelsTexScaled(x, y, drag->imb->x, drag->imb->y, GL_UNSIGNED_BYTE, drag->imb->rect, drag->scale, drag->scale);
}
}
else {
x= cursorx - 8;
y= cursory - 2;
/* icons assumed to be 16 pixels */
if(rect)
drag_rect_minmax(rect, x, y, x+16, y+16);
else
UI_icon_draw_aspect(x, y, drag->icon, 1.0, 0.8);
}
/* item name */
if(drag->imb) {
x= cursorx - drag->sx/2;
y= cursory - drag->sy/2 - 16;
}
else {
x= cursorx + 10;
y= cursory + 1;
}
if(rect) {
int w= UI_GetStringWidth(wm_drag_name(drag));
drag_rect_minmax(rect, x, y, x+w, y+16);
}
else {
glColor4ub(255, 255, 255, 255);
UI_DrawString(x, y, wm_drag_name(drag));
}
/* operator name with roundbox */
if(drag->opname[0]) {
if(drag->imb) {
x= cursorx - drag->sx/2;
y= cursory + drag->sy/2 + 4;
}
else {
x= cursorx - 8;
y= cursory + 16;
}
if(rect) {
int w= UI_GetStringWidth(wm_drag_name(drag));
drag_rect_minmax(rect, x, y, x+w, y+16);
}
else
wm_drop_operator_draw(drag->opname, x, y);
}
}
glDisable(GL_BLEND);
}
void glaDrawPixelsTex(float x, float y, int img_w, int img_h, int format, int type, int zoomfilter, void *rect)
{
glaDrawPixelsTexScaled(x, y, img_w, img_h, format, type, zoomfilter, rect, 1.0f, 1.0f);
}
/* if rect set, do not draw */
void wm_drags_draw(bContext *C, wmWindow *win, rcti *rect)
{
wmWindowManager *wm = CTX_wm_manager(C);
wmDrag *drag;
const int winsize_y = WM_window_pixels_y(win);
int cursorx, cursory, x, y;
cursorx = win->eventstate->x;
cursory = win->eventstate->y;
if (rect) {
rect->xmin = rect->xmax = cursorx;
rect->ymin = rect->ymax = cursory;
}
/* XXX todo, multiline drag draws... but maybe not, more types mixed wont work well */
glEnable(GL_BLEND);
for (drag = wm->drags.first; drag; drag = drag->next) {
int iconsize = 16 * UI_DPI_FAC; /* assumed to be 16 pixels */
int padding = 4 * UI_DPI_FAC;
/* image or icon */
if (drag->imb) {
x = cursorx - drag->sx / 2;
y = cursory - drag->sy / 2;
if (rect)
drag_rect_minmax(rect, x, y, x + drag->sx, y + drag->sy);
else {
glColor4f(1.0, 1.0, 1.0, 0.65); /* this blends texture */
glaDrawPixelsTexScaled(x, y, drag->imb->x, drag->imb->y, GL_RGBA, GL_UNSIGNED_BYTE, GL_NEAREST, drag->imb->rect, drag->scale, drag->scale);
}
}
else {
x = cursorx - 2 * padding;
y = cursory - 2 * UI_DPI_FAC;
if (rect)
drag_rect_minmax(rect, x, y, x + iconsize, y + iconsize);
else
UI_icon_draw_aspect(x, y, drag->icon, 1.0f / UI_DPI_FAC, 0.8);
}
/* item name */
if (drag->imb) {
x = cursorx - drag->sx / 2;
y = cursory - drag->sy / 2 - iconsize;
}
else {
x = cursorx + 10 * UI_DPI_FAC;
y = cursory + 1 * UI_DPI_FAC;
}
if (rect) {
int w = UI_fontstyle_string_width(wm_drag_name(drag));
drag_rect_minmax(rect, x, y, x + w, y + iconsize);
}
else {
glColor4ub(255, 255, 255, 255);
UI_draw_string(x, y, wm_drag_name(drag));
}
/* operator name with roundbox */
if (drag->opname[0]) {
if (drag->imb) {
x = cursorx - drag->sx / 2;
if (cursory + drag->sy / 2 + padding + iconsize < winsize_y)
y = cursory + drag->sy / 2 + padding;
else
y = cursory - drag->sy / 2 - padding - iconsize - padding - iconsize;
}
else {
x = cursorx - 2 * padding;
if (cursory + iconsize + iconsize < winsize_y)
y = cursory + iconsize;
else
y = cursory - iconsize - 2 * UI_DPI_FAC;
}
if (rect) {
int w = UI_fontstyle_string_width(wm_drag_name(drag));
drag_rect_minmax(rect, x, y, x + w, y + iconsize);
}
else
wm_drop_operator_draw(drag->opname, x, y);
}
}
glDisable(GL_BLEND);
}
static void file_draw_preview(uiBlock *block, struct direntry *file, int sx, int sy, ImBuf *imb, FileLayout *layout, short dropshadow)
{
if (imb) {
uiBut *but;
float fx, fy;
float dx, dy;
int xco, yco;
float scaledx, scaledy;
float scale;
int ex, ey;
if ( (imb->x > layout->prv_w) || (imb->y > layout->prv_h) ) {
if (imb->x > imb->y) {
scaledx = (float)layout->prv_w;
scaledy = ( (float)imb->y / (float)imb->x) * layout->prv_w;
scale = scaledx / imb->x;
}
else {
scaledy = (float)layout->prv_h;
scaledx = ( (float)imb->x / (float)imb->y) * layout->prv_h;
scale = scaledy / imb->y;
}
}
else {
scaledx = (float)imb->x;
scaledy = (float)imb->y;
scale = 1.0;
}
ex = (int)scaledx;
ey = (int)scaledy;
fx = ((float)layout->prv_w - (float)ex) / 2.0f;
fy = ((float)layout->prv_h - (float)ey) / 2.0f;
dx = (fx + 0.5f + layout->prv_border_x);
dy = (fy + 0.5f - layout->prv_border_y);
xco = sx + (int)dx;
yco = sy - layout->prv_h + (int)dy;
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
/* shadow */
if (dropshadow)
uiDrawBoxShadow(220, (float)xco, (float)yco, (float)(xco + ex), (float)(yco + ey));
glEnable(GL_BLEND);
/* the image */
glColor4f(1.0, 1.0, 1.0, 1.0);
glaDrawPixelsTexScaled((float)xco, (float)yco, imb->x, imb->y, GL_UNSIGNED_BYTE, imb->rect, scale, scale);
/* border */
if (dropshadow) {
glColor4f(0.0f, 0.0f, 0.0f, 0.4f);
fdrawbox((float)xco, (float)yco, (float)(xco + ex), (float)(yco + ey));
}
/* dragregion */
but = uiDefBut(block, LABEL, 0, "", xco, yco, ex, ey, NULL, 0.0, 0.0, 0, 0, "");
uiButSetDragImage(but, file->path, get_file_icon(file), imb, scale);
glDisable(GL_BLEND);
imb = NULL;
}
}
static void file_draw_preview(uiBlock *block, struct direntry *file, int sx, int sy, ImBuf *imb, FileLayout *layout, bool is_icon, bool drag)
{
uiBut *but;
float fx, fy;
float dx, dy;
int xco, yco;
float ui_imbx, ui_imby;
float scaledx, scaledy;
float scale;
int ex, ey;
bool use_dropshadow = !is_icon && (file->flags & FILE_TYPE_IMAGE);
BLI_assert(imb != NULL);
ui_imbx = imb->x * UI_DPI_FAC;
ui_imby = imb->y * UI_DPI_FAC;
/* Unlike thumbnails, icons are not scaled up. */
if (((ui_imbx > layout->prv_w) || (ui_imby > layout->prv_h)) ||
(!is_icon && ((ui_imbx < layout->prv_w) || (ui_imby < layout->prv_h))))
{
if (imb->x > imb->y) {
scaledx = (float)layout->prv_w;
scaledy = ((float)imb->y / (float)imb->x) * layout->prv_w;
scale = scaledx / imb->x;
}
else {
scaledy = (float)layout->prv_h;
scaledx = ((float)imb->x / (float)imb->y) * layout->prv_h;
scale = scaledy / imb->y;
}
}
else {
scaledx = ui_imbx;
scaledy = ui_imby;
scale = UI_DPI_FAC;
}
ex = (int)scaledx;
ey = (int)scaledy;
fx = ((float)layout->prv_w - (float)ex) / 2.0f;
fy = ((float)layout->prv_h - (float)ey) / 2.0f;
dx = (fx + 0.5f + layout->prv_border_x);
dy = (fy + 0.5f - layout->prv_border_y);
xco = sx + (int)dx;
yco = sy - layout->prv_h + (int)dy;
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
/* shadow */
if (use_dropshadow) {
UI_draw_box_shadow(220, (float)xco, (float)yco, (float)(xco + ex), (float)(yco + ey));
}
glEnable(GL_BLEND);
/* the image */
if (!is_icon && file->flags & FILE_TYPE_FTFONT) {
UI_ThemeColor(TH_TEXT);
}
else {
glColor4f(1.0, 1.0, 1.0, 1.0);
}
glaDrawPixelsTexScaled((float)xco, (float)yco, imb->x, imb->y, GL_RGBA, GL_UNSIGNED_BYTE, GL_NEAREST, imb->rect, scale, scale);
/* border */
if (use_dropshadow) {
glColor4f(0.0f, 0.0f, 0.0f, 0.4f);
fdrawbox((float)xco, (float)yco, (float)(xco + ex), (float)(yco + ey));
}
/* dragregion */
if (drag) {
but = uiDefBut(block, UI_BTYPE_LABEL, 0, "", xco, yco, ex, ey, NULL, 0.0, 0.0, 0, 0, "");
UI_but_drag_set_image(but, file->path, get_file_icon(file), imb, scale, false);
}
glDisable(GL_BLEND);
}
