574 lines
12 KiB
C++
574 lines
12 KiB
C++
#include "collision_shape_2d_editor_plugin.h"
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#include "canvas_item_editor_plugin.h"
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#include "scene/resources/segment_shape_2d.h"
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#include "scene/resources/shape_line_2d.h"
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#include "scene/resources/circle_shape_2d.h"
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#include "scene/resources/rectangle_shape_2d.h"
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#include "scene/resources/capsule_shape_2d.h"
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#include "scene/resources/convex_polygon_shape_2d.h"
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#include "scene/resources/concave_polygon_shape_2d.h"
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Variant CollisionShape2DEditor::get_handle_value(int idx) const {
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switch ( shape_type ) {
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case CAPSULE_SHAPE: {
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Ref<CapsuleShape2D> capsule = node->get_shape();
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if (idx==0) {
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return capsule->get_radius();
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} else if (idx==1) {
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return capsule->get_height();
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}
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} break;
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case CIRCLE_SHAPE: {
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Ref<CircleShape2D> circle = node->get_shape();
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if (idx==0) {
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return circle->get_radius();
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}
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} break;
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case CONCAVE_POLYGON_SHAPE: {
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} break;
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case CONVEX_POLYGON_SHAPE: {
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} break;
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case LINE_SHAPE: {
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Ref<LineShape2D> line = node->get_shape();
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if (idx==0) {
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return line->get_d();
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} else {
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return line->get_normal();
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}
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} break;
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case RAY_SHAPE: {
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Ref<RayShape2D> ray = node->get_shape();
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if (idx==0) {
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return ray->get_length();
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}
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} break;
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case RECTANGLE_SHAPE: {
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Ref<RectangleShape2D> rect = node->get_shape();
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if (idx<2) {
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return rect->get_extents().abs();
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}
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} break;
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case SEGMENT_SHAPE: {
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Ref<SegmentShape2D> seg = node->get_shape();
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if (idx==0) {
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return seg->get_a();
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} else if (idx==1) {
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return seg->get_b();
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}
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} break;
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}
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return Variant();
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}
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void CollisionShape2DEditor::set_handle(int idx, Point2& p_point) {
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switch ( shape_type ) {
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case CAPSULE_SHAPE: {
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if (idx < 2) {
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Ref<CapsuleShape2D> capsule = node->get_shape();
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real_t parameter = Math::abs(p_point[idx]);
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if (idx==0) {
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capsule->set_radius(parameter);
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} else if (idx==1){
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capsule->set_height(parameter*2 - capsule->get_radius()*2);
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}
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canvas_item_editor->get_viewport_control()->update();
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}
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} break;
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case CIRCLE_SHAPE: {
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Ref<CircleShape2D> circle = node->get_shape();
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circle->set_radius(p_point.length());
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canvas_item_editor->get_viewport_control()->update();
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} break;
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case CONCAVE_POLYGON_SHAPE: {
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} break;
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case CONVEX_POLYGON_SHAPE: {
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} break;
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case LINE_SHAPE: {
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if (idx<2) {
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Ref<LineShape2D> line = node->get_shape();
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if (idx==0){
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line->set_d(p_point.length());
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}else{
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line->set_normal(p_point.normalized());
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}
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canvas_item_editor->get_viewport_control()->update();
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}
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} break;
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case RAY_SHAPE: {
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Ref<RayShape2D> ray = node->get_shape();
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ray->set_length(Math::abs(p_point.y));
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canvas_item_editor->get_viewport_control()->update();
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} break;
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case RECTANGLE_SHAPE: {
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if (idx<2) {
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Ref<RectangleShape2D> rect = node->get_shape();
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Vector2 extents = rect->get_extents();
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extents[idx] = p_point[idx];
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rect->set_extents(extents.abs());
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canvas_item_editor->get_viewport_control()->update();
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}
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} break;
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case SEGMENT_SHAPE: {
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if (edit_handle < 2) {
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Ref<SegmentShape2D> seg = node->get_shape();
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if (idx==0) {
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seg->set_a(p_point);
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} else if (idx==1) {
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seg->set_b(p_point);
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}
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canvas_item_editor->get_viewport_control()->update();
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}
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} break;
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}
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}
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void CollisionShape2DEditor::commit_handle(int idx, Variant& p_org) {
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Control* c = canvas_item_editor->get_viewport_control();
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undo_redo->create_action(TTR("Set Handle"));
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switch ( shape_type ) {
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case CAPSULE_SHAPE: {
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Ref<CapsuleShape2D> capsule = node->get_shape();
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if (idx==0) {
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undo_redo->add_do_method(capsule.ptr(),"set_radius",capsule->get_radius());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(capsule.ptr(),"set_radius",p_org);
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undo_redo->add_do_method(c,"update");
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} else if (idx==1) {
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undo_redo->add_do_method(capsule.ptr(),"set_height",capsule->get_height());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(capsule.ptr(),"set_height",p_org);
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undo_redo->add_undo_method(c,"update");
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}
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} break;
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case CIRCLE_SHAPE: {
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Ref<CircleShape2D> circle = node->get_shape();
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undo_redo->add_do_method(circle.ptr(),"set_radius",circle->get_radius());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(circle.ptr(),"set_radius",p_org);
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undo_redo->add_undo_method(c,"update");
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} break;
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case CONCAVE_POLYGON_SHAPE: {
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} break;
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case CONVEX_POLYGON_SHAPE: {
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} break;
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case LINE_SHAPE: {
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Ref<LineShape2D> line = node->get_shape();
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if (idx==0) {
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undo_redo->add_do_method(line.ptr(),"set_d",line->get_d());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(line.ptr(),"set_d",p_org);
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undo_redo->add_undo_method(c,"update");
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} else {
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undo_redo->add_do_method(line.ptr(),"set_normal",line->get_normal());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(line.ptr(),"set_normal",p_org);
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undo_redo->add_undo_method(c,"update");
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}
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} break;
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case RAY_SHAPE: {
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Ref<RayShape2D> ray = node->get_shape();
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undo_redo->add_do_method(ray.ptr(),"set_length",ray->get_length());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(ray.ptr(),"set_length",p_org);
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undo_redo->add_undo_method(c,"update");
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} break;
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case RECTANGLE_SHAPE: {
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Ref<RectangleShape2D> rect = node->get_shape();
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undo_redo->add_do_method(rect.ptr(),"set_extents",rect->get_extents());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(rect.ptr(),"set_extents",p_org);
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undo_redo->add_undo_method(c,"update");
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} break;
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case SEGMENT_SHAPE: {
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Ref<SegmentShape2D> seg = node->get_shape();
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if (idx==0) {
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undo_redo->add_do_method(seg.ptr(),"set_a",seg->get_a());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(seg.ptr(),"set_a",p_org);
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undo_redo->add_undo_method(c,"update");
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} else if (idx==1) {
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undo_redo->add_do_method(seg.ptr(),"set_b",seg->get_b());
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undo_redo->add_do_method(c,"update");
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undo_redo->add_undo_method(seg.ptr(),"set_b",p_org);
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undo_redo->add_undo_method(c,"update");
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}
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} break;
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}
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undo_redo->commit_action();
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}
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bool CollisionShape2DEditor::forward_input_event(const InputEvent& p_event) {
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if (!node) {
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return false;
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}
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if (!node->get_shape().is_valid()) {
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return false;
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}
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if (shape_type == -1) {
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return false;
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}
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switch( p_event.type ) {
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case InputEvent::MOUSE_BUTTON: {
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const InputEventMouseButton& mb = p_event.mouse_button;
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Matrix32 gt = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
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Point2 gpoint(mb.x,mb.y);
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if (mb.button_index == BUTTON_LEFT) {
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if (mb.pressed) {
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for (int i = 0; i < handles.size(); i++) {
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if (gt.xform(handles[i]).distance_to(gpoint) < 8) {
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edit_handle = i;
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break;
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}
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}
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if (edit_handle==-1) {
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pressed = false;
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return false;
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}
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original = get_handle_value(edit_handle);
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pressed = true;
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return true;
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} else {
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if (pressed) {
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commit_handle(edit_handle, original);
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edit_handle = -1;
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pressed = false;
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return true;
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}
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}
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}
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return false;
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} break;
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case InputEvent::MOUSE_MOTION: {
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const InputEventMouseMotion& mm = p_event.mouse_motion;
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if (edit_handle == -1 || !pressed) {
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return false;
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}
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Point2 gpoint = Point2(mm.x,mm.y);
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Point2 cpoint = canvas_item_editor->get_canvas_transform().affine_inverse().xform(gpoint);
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cpoint = canvas_item_editor->snap_point(cpoint);
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cpoint = node->get_global_transform().affine_inverse().xform(cpoint);
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set_handle(edit_handle, cpoint);
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return true;
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} break;
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}
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return false;
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}
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void CollisionShape2DEditor::_get_current_shape_type() {
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if (!node) {
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return;
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}
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Ref<Shape2D> s = node->get_shape();
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if (!s.is_valid()) {
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return;
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}
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if (s->cast_to<CapsuleShape2D>()) {
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shape_type = CAPSULE_SHAPE;
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} else if (s->cast_to<CircleShape2D>()) {
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shape_type = CIRCLE_SHAPE;
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} else if (s->cast_to<ConcavePolygonShape2D>()) {
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shape_type = CONCAVE_POLYGON_SHAPE;
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} else if (s->cast_to<ConvexPolygonShape2D>()) {
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shape_type = CONVEX_POLYGON_SHAPE;
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} else if (s->cast_to<LineShape2D>()) {
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shape_type = LINE_SHAPE;
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} else if (s->cast_to<RayShape2D>()) {
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shape_type = RAY_SHAPE;
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} else if (s->cast_to<RectangleShape2D>()) {
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shape_type = RECTANGLE_SHAPE;
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} else if (s->cast_to<SegmentShape2D>()) {
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shape_type = SEGMENT_SHAPE;
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} else {
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shape_type = -1;
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}
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canvas_item_editor->get_viewport_control()->update();
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}
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void CollisionShape2DEditor::_canvas_draw() {
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if (!node) {
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return;
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}
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if (!node->get_shape().is_valid()) {
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return;
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}
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_get_current_shape_type();
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if (shape_type == -1) {
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return;
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}
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Control *c = canvas_item_editor->get_viewport_control();
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Matrix32 gt = canvas_item_editor->get_canvas_transform() * node->get_global_transform();
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Ref<Texture> h = get_icon("EditorHandle","EditorIcons");
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Vector2 size = h->get_size()*0.5;
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handles.clear();
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switch (shape_type) {
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case CAPSULE_SHAPE: {
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Ref<CapsuleShape2D> shape = node->get_shape();
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handles.resize(2);
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float radius = shape->get_radius();
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float height = shape->get_height()/2;
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handles[0] = Point2(radius, -height);
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handles[1] = Point2(0,-(height + radius));
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c->draw_texture(h, gt.xform(handles[0])-size);
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c->draw_texture(h, gt.xform(handles[1])-size);
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} break;
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case CIRCLE_SHAPE: {
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Ref<CircleShape2D> shape = node->get_shape();
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handles.resize(1);
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handles[0] = Point2(shape->get_radius(),0);
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c->draw_texture(h, gt.xform(handles[0])-size);
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} break;
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case CONCAVE_POLYGON_SHAPE: {
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} break;
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case CONVEX_POLYGON_SHAPE: {
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} break;
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case LINE_SHAPE: {
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Ref<LineShape2D> shape = node->get_shape();
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handles.resize(2);
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handles[0] = shape->get_normal() * shape->get_d();
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handles[1] = shape->get_normal() * (shape->get_d() + 30.0);
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c->draw_texture(h,gt.xform(handles[0])-size);
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c->draw_texture(h,gt.xform(handles[1])-size);
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} break;
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case RAY_SHAPE: {
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Ref<RayShape2D> shape = node->get_shape();
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handles.resize(1);
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handles[0] = Point2(0,shape->get_length());
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c->draw_texture(h,gt.xform(handles[0])-size);
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} break;
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case RECTANGLE_SHAPE: {
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Ref<RectangleShape2D> shape = node->get_shape();
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handles.resize(2);
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Vector2 ext = shape->get_extents();
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handles[0] = Point2(ext.x,0);
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handles[1] = Point2(0,-ext.y);
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c->draw_texture(h,gt.xform(handles[0])-size);
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c->draw_texture(h,gt.xform(handles[1])-size);
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} break;
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case SEGMENT_SHAPE: {
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Ref<SegmentShape2D> shape = node->get_shape();
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handles.resize(2);
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handles[0] = shape->get_a();
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handles[1] = shape->get_b();
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c->draw_texture(h, gt.xform(handles[0])-size);
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c->draw_texture(h, gt.xform(handles[1])-size);
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} break;
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}
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}
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void CollisionShape2DEditor::edit(Node* p_node) {
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if (!canvas_item_editor) {
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canvas_item_editor=CanvasItemEditor::get_singleton();
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}
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if (p_node) {
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node=p_node->cast_to<CollisionShape2D>();
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if (!canvas_item_editor->get_viewport_control()->is_connected("draw",this,"_canvas_draw"))
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canvas_item_editor->get_viewport_control()->connect("draw",this,"_canvas_draw");
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_get_current_shape_type();
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} else {
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edit_handle = -1;
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shape_type = -1;
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if (canvas_item_editor->get_viewport_control()->is_connected("draw",this,"_canvas_draw"))
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canvas_item_editor->get_viewport_control()->disconnect("draw",this,"_canvas_draw");
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node=NULL;
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}
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canvas_item_editor->get_viewport_control()->update();
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}
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void CollisionShape2DEditor::_bind_methods() {
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ObjectTypeDB::bind_method("_canvas_draw",&CollisionShape2DEditor::_canvas_draw);
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ObjectTypeDB::bind_method("_get_current_shape_type",&CollisionShape2DEditor::_get_current_shape_type);
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}
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CollisionShape2DEditor::CollisionShape2DEditor(EditorNode* p_editor) {
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node = NULL;
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canvas_item_editor = NULL;
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editor = p_editor;
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undo_redo = p_editor->get_undo_redo();
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edit_handle = -1;
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pressed = false;
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}
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void CollisionShape2DEditorPlugin::edit(Object* p_obj) {
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collision_shape_2d_editor->edit(p_obj->cast_to<Node>());
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}
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bool CollisionShape2DEditorPlugin::handles(Object* p_obj) const {
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return p_obj->is_type("CollisionShape2D");
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}
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void CollisionShape2DEditorPlugin::make_visible(bool visible) {
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if (!visible) {
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edit(NULL);
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}
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}
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CollisionShape2DEditorPlugin::CollisionShape2DEditorPlugin(EditorNode* p_node) {
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editor=p_node;
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collision_shape_2d_editor = memnew( CollisionShape2DEditor(p_node) );
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p_node->get_gui_base()->add_child(collision_shape_2d_editor);
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}
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CollisionShape2DEditorPlugin::~CollisionShape2DEditorPlugin() {
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}
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