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Differential D5001 Diff 15745 source/blender/editors/interface/view2d.c

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source/blender/editors/interface/view2d.c

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if (scrollers->hor_min > scrollers->hor_max) { if (scrollers->hor_min > scrollers->hor_max) {
scrollers->hor_min = scrollers->hor_max; scrollers->hor_min = scrollers->hor_max;
} }
/* prevent sliders from being too small, and disappearing */ /* prevent sliders from being too small to grab */
if ((scrollers->hor_max - scrollers->hor_min) < V2D_SCROLLER_HANDLE_SIZE) { if ((scrollers->hor_max - scrollers->hor_min) < V2D_MIN_SCROLLER_SIZE) {
scrollers->hor_max = scrollers->hor_min + V2D_SCROLLER_HANDLE_SIZE; scrollers->hor_max = scrollers->hor_min + V2D_MIN_SCROLLER_SIZE;
CLAMP(scrollers->hor_max, hor.xmin + V2D_MIN_SCROLLER_SIZE, hor.xmax);
CLAMP(scrollers->hor_max, hor.xmin + V2D_SCROLLER_HANDLE_SIZE, hor.xmax); CLAMP(scrollers->hor_min, hor.xmin, hor.xmax - V2D_MIN_SCROLLER_SIZE);
CLAMP(scrollers->hor_min, hor.xmin, hor.xmax - V2D_SCROLLER_HANDLE_SIZE);
} }
} }
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if (scrollers->vert_min > scrollers->vert_max) { if (scrollers->vert_min > scrollers->vert_max) {
scrollers->vert_min = scrollers->vert_max; scrollers->vert_min = scrollers->vert_max;
} }
/* prevent sliders from being too small, and disappearing */ /* prevent sliders from being too small to grab */
if ((scrollers->vert_max - scrollers->vert_min) < V2D_SCROLLER_HANDLE_SIZE) { if ((scrollers->vert_max - scrollers->vert_min) < V2D_MIN_SCROLLER_SIZE) {
scrollers->vert_max = scrollers->vert_min + V2D_MIN_SCROLLER_SIZE;
scrollers->vert_max = scrollers->vert_min + V2D_SCROLLER_HANDLE_SIZE; CLAMP(scrollers->vert_max, vert.ymin + V2D_MIN_SCROLLER_SIZE, vert.ymax);
CLAMP(scrollers->vert_min, vert.ymin, vert.ymax - V2D_MIN_SCROLLER_SIZE);
CLAMP(scrollers->vert_max, vert.ymin + V2D_SCROLLER_HANDLE_SIZE, vert.ymax);
CLAMP(scrollers->vert_min, vert.ymin, vert.ymax - V2D_SCROLLER_HANDLE_SIZE);
} }
} }
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