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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2020 Blender Foundation. All rights reserved. */
/** \file
* \ingroup editor/io
*/
#ifdef WITH_IO_GPENCIL
# include "BLI_path_util.h"
# include "MEM_guardedalloc.h"
# include "DNA_gpencil_types.h"
# include "DNA_space_types.h"
# include "BKE_context.h"
# include "BKE_gpencil.h"
# include "BKE_report.h"
# include "BLT_translation.h"
# include "RNA_access.h"
# include "RNA_define.h"
# include "UI_interface.h"
# include "UI_resources.h"
# include "WM_api.h"
# include "WM_types.h"
# include "DEG_depsgraph.h"
# include "DEG_depsgraph_query.h"
# include "ED_gpencil.h"
# include "io_gpencil.h"
# include "gpencil_io.h"
/* <-------- SVG single frame import. --------> */
static bool wm_gpencil_import_svg_common_check(bContext *UNUSED(C), wmOperator *op)
{
char filepath[FILE_MAX];
RNA_string_get(op->ptr, "filepath", filepath);
if (!BLI_path_extension_check(filepath, ".svg")) {
BLI_path_extension_ensure(filepath, FILE_MAX, ".svg");
RNA_string_set(op->ptr, "filepath", filepath);
return true;
}
return false;
}
static int wm_gpencil_import_svg_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
{
WM_event_add_fileselect(C, op);
return OPERATOR_RUNNING_MODAL;
}
static int wm_gpencil_import_svg_exec(bContext *C, wmOperator *op)
{
Scene *scene = CTX_data_scene(C);
if (!RNA_struct_property_is_set_ex(op->ptr, "filepath", false) ||
!RNA_struct_find_property(op->ptr, "directory")) {
BKE_report(op->reports, RPT_ERROR, "No filename given");
return OPERATOR_CANCELLED;
}
ARegion *region = get_invoke_region(C);
if (region == NULL) {
BKE_report(op->reports, RPT_ERROR, "Unable to find valid 3D View area");
return OPERATOR_CANCELLED;
}
View3D *v3d = get_invoke_view3d(C);
/* Set flags. */
int flag = 0;
const int resolution = RNA_int_get(op->ptr, "resolution");
const float scale = RNA_float_get(op->ptr, "scale");
GpencilIOParams params = {
.C = C,
.region = region,
.v3d = v3d,
.ob = NULL,
.mode = GP_IMPORT_FROM_SVG,
.frame_start = scene->r.cfra,
.frame_end = scene->r.cfra,
.frame_cur = scene->r.cfra,
.flag = flag,
.scale = scale,
.select_mode = 0,
.frame_mode = 0,
.stroke_sample = 0.0f,
.resolution = resolution,
};
/* Loop all selected files to import them. All SVG imported shared the same import
* parameters, but they are created in separated grease pencil objects. */
PropertyRNA *prop;
if ((prop = RNA_struct_find_property(op->ptr, "directory"))) {
char *directory = RNA_string_get_alloc(op->ptr, "directory", NULL, 0, NULL);
if ((prop = RNA_struct_find_property(op->ptr, "files"))) {
char file_path[FILE_MAX];
RNA_PROP_BEGIN (op->ptr, itemptr, prop) {
char *filename = RNA_string_get_alloc(&itemptr, "name", NULL, 0, NULL);
BLI_path_join(file_path, sizeof(file_path), directory, filename);
MEM_freeN(filename);
/* Do Import. */
WM_cursor_wait(1);
RNA_string_get(&itemptr, "name", params.filename);
const bool done = gpencil_io_import(file_path, ¶ms);
WM_cursor_wait(0);
if (!done) {
BKE_reportf(op->reports, RPT_WARNING, "Unable to import '%s'", file_path);
}
}
RNA_PROP_END;
}
MEM_freeN(directory);
}
return OPERATOR_FINISHED;
}
static void ui_gpencil_import_svg_settings(uiLayout *layout, PointerRNA *imfptr)
{
uiLayoutSetPropSep(layout, true);
uiLayoutSetPropDecorate(layout, false);
uiLayout *col = uiLayoutColumn(layout, false);
uiItemR(col, imfptr, "resolution", 0, NULL, ICON_NONE);
uiItemR(col, imfptr, "scale", 0, NULL, ICON_NONE);
}
static void wm_gpencil_import_svg_draw(bContext *UNUSED(C), wmOperator *op)
{
ui_gpencil_import_svg_settings(op->layout, op->ptr);
}
static bool wm_gpencil_import_svg_poll(bContext *C)
{
if ((CTX_wm_window(C) == NULL) || (CTX_data_mode_enum(C) != CTX_MODE_OBJECT)) {
return false;
}
return true;
}
void WM_OT_gpencil_import_svg(wmOperatorType *ot)
{
ot->name = "Import SVG";
ot->description = "Import SVG into grease pencil";
ot->idname = "WM_OT_gpencil_import_svg";
ot->invoke = wm_gpencil_import_svg_invoke;
ot->exec = wm_gpencil_import_svg_exec;
ot->poll = wm_gpencil_import_svg_poll;
ot->ui = wm_gpencil_import_svg_draw;
ot->check = wm_gpencil_import_svg_common_check;
WM_operator_properties_filesel(ot,
FILE_TYPE_FOLDER | FILE_TYPE_OBJECT_IO,
FILE_BLENDER,
FILE_OPENFILE,
WM_FILESEL_FILEPATH | WM_FILESEL_RELPATH | WM_FILESEL_SHOW_PROPS |
WM_FILESEL_DIRECTORY | WM_FILESEL_FILES,
FILE_DEFAULTDISPLAY,
FILE_SORT_DEFAULT);
RNA_def_int(ot->srna,
"resolution",
10,
1,
30,
"Resolution",
"Resolution of the generated strokes",
1,
20);
RNA_def_float(ot->srna,
"scale",
10.0f,
0.001f,
100.0f,
"Scale",
"Scale of the final strokes",
0.001f,
100.0f);
}
#endif /* WITH_IO_GPENCIL */
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