42756c3d9a
error: ‘INT_MAX’ was not declared in this scope compiler hints to include missing header `#include <climits>` but replaced with `std::numeric_limits<int>::max()` / min **ONLY** in cases where the errors were thrown Pull Request: https://projects.blender.org/blender/blender/pulls/146212
87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
/* SPDX-FileCopyrightText: 2023 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup edscr
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*
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* Helper functions for area/region API.
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*/
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#include <limits>
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#include "BKE_screen.hh"
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#include "BLI_rect.h"
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#include "BLI_utildefines.h"
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#include "WM_message.hh"
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#include "ED_screen.hh"
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#include "UI_interface.hh"
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/* -------------------------------------------------------------------- */
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/** \name Generic Tool System Region Callbacks
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* \{ */
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void ED_region_generic_tools_region_message_subscribe(const wmRegionMessageSubscribeParams *params)
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{
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wmMsgBus *mbus = params->message_bus;
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ARegion *region = params->region;
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wmMsgSubscribeValue msg_sub_value_region_tag_redraw{};
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msg_sub_value_region_tag_redraw.owner = region;
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msg_sub_value_region_tag_redraw.user_data = region;
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msg_sub_value_region_tag_redraw.notify = ED_region_do_msg_notify_tag_redraw;
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WM_msg_subscribe_rna_anon_prop(mbus, WorkSpace, tools, &msg_sub_value_region_tag_redraw);
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}
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int ED_region_generic_tools_region_snap_size(const ARegion *region, int size, int axis)
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{
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if (axis == 0) {
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/* Using Y axis avoids slight feedback loop when adjusting X. */
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const float aspect = BLI_rctf_size_y(®ion->v2d.cur) /
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(BLI_rcti_size_y(®ion->v2d.mask) + 1);
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const float column = UI_TOOLBAR_COLUMN / aspect;
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const float margin = UI_TOOLBAR_MARGIN / aspect;
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const float snap_units[] = {
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column + margin,
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(2.0f * column) + margin,
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(2.7f * column) + margin,
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};
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int best_diff = std::numeric_limits<int>::max();
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int best_size = size;
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/* Only snap if less than last snap unit. */
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if (size <= snap_units[ARRAY_SIZE(snap_units) - 1]) {
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for (uint i = 0; i < ARRAY_SIZE(snap_units); i += 1) {
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const int test_size = snap_units[i];
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const int test_diff = abs(test_size - size);
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if (test_diff < best_diff) {
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best_size = test_size;
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best_diff = test_diff;
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}
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}
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}
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return best_size;
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}
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return size;
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}
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int ED_region_generic_panel_region_snap_size(const ARegion *region, int size, int axis)
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{
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if (axis == 0) {
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if (!UI_panel_category_is_visible(region)) {
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return size;
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}
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/* Using Y axis avoids slight feedback loop when adjusting X. */
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const float aspect = BLI_rctf_size_y(®ion->v2d.cur) /
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(BLI_rcti_size_y(®ion->v2d.mask) + 1);
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return int(UI_PANEL_CATEGORY_MIN_WIDTH / aspect);
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}
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return size;
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}
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/** \} */
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