diff options
Diffstat (limited to 'source/blender/editors/space_view3d/view3d_navigate_move.c')
| -rw-r--r-- | source/blender/editors/space_view3d/view3d_navigate_move.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/source/blender/editors/space_view3d/view3d_navigate_move.c b/source/blender/editors/space_view3d/view3d_navigate_move.c new file mode 100644 index 00000000000..90acf20d24f --- /dev/null +++ b/source/blender/editors/space_view3d/view3d_navigate_move.c @@ -0,0 +1,188 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +/** \file + * \ingroup spview3d + */ + +#include "BKE_context.h" + +#include "WM_api.h" + +#include "RNA_access.h" +#include "RNA_define.h" + +#include "ED_screen.h" + +#include "view3d_intern.h" +#include "view3d_navigate.h" /* own include */ + +/* -------------------------------------------------------------------- */ +/** \name View Move (Pan) Operator + * \{ */ + +/* NOTE: these defines are saved in keymap files, do not change values but just add new ones */ + +void viewmove_modal_keymap(wmKeyConfig *keyconf) +{ + static const EnumPropertyItem modal_items[] = { + {VIEW_MODAL_CONFIRM, "CONFIRM", 0, "Confirm", ""}, + + {VIEWROT_MODAL_SWITCH_ZOOM, "SWITCH_TO_ZOOM", 0, "Switch to Zoom"}, + {VIEWROT_MODAL_SWITCH_ROTATE, "SWITCH_TO_ROTATE", 0, "Switch to Rotate"}, + + {0, NULL, 0, NULL, NULL}, + }; + + wmKeyMap *keymap = WM_modalkeymap_find(keyconf, "View3D Move Modal"); + + /* this function is called for each spacetype, only needs to add map once */ + if (keymap && keymap->modal_items) { + return; + } + + keymap = WM_modalkeymap_ensure(keyconf, "View3D Move Modal", modal_items); + + /* items for modal map */ + WM_modalkeymap_add_item(keymap, MIDDLEMOUSE, KM_RELEASE, KM_ANY, 0, VIEW_MODAL_CONFIRM); + WM_modalkeymap_add_item(keymap, EVT_ESCKEY, KM_PRESS, KM_ANY, 0, VIEW_MODAL_CONFIRM); + + /* disabled mode switching for now, can re-implement better, later on */ +#if 0 + WM_modalkeymap_add_item(keymap, LEFTMOUSE, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ZOOM); + WM_modalkeymap_add_item(keymap, LEFTCTRLKEY, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ZOOM); + WM_modalkeymap_add_item( + keymap, LEFTSHIFTKEY, KM_RELEASE, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ROTATE); +#endif + + /* assign map to operators */ + WM_modalkeymap_assign(keymap, "VIEW3D_OT_move"); +} + +static int viewmove_modal(bContext *C, wmOperator *op, const wmEvent *event) +{ + + ViewOpsData *vod = op->customdata; + short event_code = VIEW_PASS; + bool use_autokey = false; + int ret = OPERATOR_RUNNING_MODAL; + + /* execute the events */ + if (event->type == MOUSEMOVE) { + event_code = VIEW_APPLY; + } + else if (event->type == EVT_MODAL_MAP) { + switch (event->val) { + case VIEW_MODAL_CONFIRM: + event_code = VIEW_CONFIRM; + break; + case VIEWROT_MODAL_SWITCH_ZOOM: + WM_operator_name_call(C, "VIEW3D_OT_zoom", WM_OP_INVOKE_DEFAULT, NULL); + event_code = VIEW_CONFIRM; + break; + case VIEWROT_MODAL_SWITCH_ROTATE: + WM_operator_name_call(C, "VIEW3D_OT_rotate", WM_OP_INVOKE_DEFAULT, NULL); + event_code = VIEW_CONFIRM; + break; + } + } + else if (event->type == vod->init.event_type && event->val == KM_RELEASE) { + event_code = VIEW_CONFIRM; + } + + if (event_code == VIEW_APPLY) { + viewmove_apply(vod, event->xy[0], event->xy[1]); + if (ED_screen_animation_playing(CTX_wm_manager(C))) { + use_autokey = true; + } + } + else if (event_code == VIEW_CONFIRM) { + use_autokey = true; + ret = OPERATOR_FINISHED; + } + + if (use_autokey) { + ED_view3d_camera_lock_autokey(vod->v3d, vod->rv3d, C, false, true); + } + + if (ret & OPERATOR_FINISHED) { + viewops_data_free(C, op->customdata); + op->customdata = NULL; + } + + return ret; +} + +static int viewmove_invoke(bContext *C, wmOperator *op, const wmEvent *event) +{ + ViewOpsData *vod; + + const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); + + vod = op->customdata = viewops_data_create( + C, + event, + (viewops_flag_from_prefs() & ~VIEWOPS_FLAG_ORBIT_SELECT) | + (use_cursor_init ? VIEWOPS_FLAG_USE_MOUSE_INIT : 0)); + vod = op->customdata; + + ED_view3d_smooth_view_force_finish(C, vod->v3d, vod->region); + + if (event->type == MOUSEPAN) { + /* invert it, trackpad scroll follows same principle as 2d windows this way */ + viewmove_apply( + vod, 2 * event->xy[0] - event->prev_xy[0], 2 * event->xy[1] - event->prev_xy[1]); + + viewops_data_free(C, op->customdata); + op->customdata = NULL; + + return OPERATOR_FINISHED; + } + + /* add temp handler */ + WM_event_add_modal_handler(C, op); + + return OPERATOR_RUNNING_MODAL; +} + +static void viewmove_cancel(bContext *C, wmOperator *op) +{ + viewops_data_free(C, op->customdata); + op->customdata = NULL; +} + +void VIEW3D_OT_move(wmOperatorType *ot) +{ + + /* identifiers */ + ot->name = "Pan View"; + ot->description = "Move the view"; + ot->idname = "VIEW3D_OT_move"; + + /* api callbacks */ + ot->invoke = viewmove_invoke; + ot->modal = viewmove_modal; + ot->poll = view3d_location_poll; + ot->cancel = viewmove_cancel; + + /* flags */ + ot->flag = OPTYPE_BLOCKING | OPTYPE_GRAB_CURSOR_XY; + + /* properties */ + view3d_operator_properties_common(ot, V3D_OP_PROP_USE_MOUSE_INIT); +} + +/** \} */ |