118 lines
5 KiB
C++
118 lines
5 KiB
C++
#include "LineDrawTool.hpp"
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#include "../DrawingProgram.hpp"
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#include "../../MainProgram.hpp"
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#include "../../DrawData.hpp"
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#include "DrawingProgramToolBase.hpp"
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#include "../../CanvasComponents/BrushStrokeCanvasComponent.hpp"
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#include "../../CanvasComponents/CanvasComponentContainer.hpp"
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#include "Helpers/MathExtras.hpp"
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#include <limits>
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#include "../../GUIStuff/ElementHelpers/TextLabelHelpers.hpp"
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#include "../../GUIStuff/ElementHelpers/CheckBoxHelpers.cpp"
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LineDrawTool::LineDrawTool(DrawingProgram& initDrawP):
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DrawingProgramToolBase(initDrawP)
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{}
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DrawingProgramToolType LineDrawTool::get_type() {
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return DrawingProgramToolType::LINE;
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}
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void LineDrawTool::gui_toolbox() {
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using namespace GUIStuff;
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using namespace ElementHelpers;
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Toolbar& t = drawP.world.main.toolbar;
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auto& toolConfig = drawP.world.main.toolConfig;
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t.gui.push_id("rect draw tool");
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text_label_centered(t.gui, "Draw Line");
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toolConfig.relative_width_gui(drawP, "Size");
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checkbox_boolean_field(t.gui, "hasroundcaps", "Round Caps", &toolConfig.lineDraw.hasRoundCaps);
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t.gui.pop_id();
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}
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void LineDrawTool::input_mouse_button_on_canvas_callback(const InputManager::MouseButtonCallbackArgs& button) {
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if(button.button == InputManager::MouseButton::LEFT) {
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auto& toolConfig = drawP.world.main.toolConfig;
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if(button.down && drawP.layerMan.is_a_layer_being_edited() && !objInfoBeingEdited) {
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auto relativeWidthResult = drawP.world.main.toolConfig.get_relative_width_stroke_size(drawP, drawP.world.drawData.cam.c.inverseScale);
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if(!relativeWidthResult.first.has_value()) {
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drawP.world.main.toolConfig.print_relative_width_fail_message(relativeWidthResult.second);
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return;
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}
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float width = relativeWidthResult.first.value();
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CanvasComponentContainer* newBrushStrokeContainer = new CanvasComponentContainer(drawP.world.netObjMan, CanvasComponentType::BRUSHSTROKE);
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BrushStrokeCanvasComponent& newBrushStroke = static_cast<BrushStrokeCanvasComponent&>(newBrushStrokeContainer->get_comp());
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BrushStrokeCanvasComponentPoint p;
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p.pos = drawP.world.main.input.mouse.pos;
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p.width = width;
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newBrushStroke.d.points->emplace_back(p);
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p.pos = ensure_points_have_distance(p.pos, p.pos, 1.0f);
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newBrushStroke.d.points->emplace_back(p);
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newBrushStroke.d.color = toolConfig.globalConf.foregroundColor;
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newBrushStroke.d.hasRoundCaps = toolConfig.lineDraw.hasRoundCaps;
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newBrushStrokeContainer->coords = drawP.world.drawData.cam.c;
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objInfoBeingEdited = drawP.layerMan.add_component_to_layer_being_edited(newBrushStrokeContainer);
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}
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else if(!button.down && objInfoBeingEdited)
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commit();
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}
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}
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void LineDrawTool::input_mouse_motion_callback(const InputManager::MouseMotionCallbackArgs& motion) {
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if(objInfoBeingEdited) {
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constexpr float SNAP_DIVISION_COUNT = 12.0f;
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NetworkingObjects::NetObjOwnerPtr<CanvasComponentContainer>& containerPtr = objInfoBeingEdited->obj;
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BrushStrokeCanvasComponent& brushStroke = static_cast<BrushStrokeCanvasComponent&>(containerPtr->get_comp());
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Vector2f newPos = containerPtr->coords.from_cam_space_to_this(drawP.world, motion.pos);
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Vector2f oldPos = brushStroke.d.points->front().pos;
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if(drawP.world.main.input.key(InputManager::KEY_GENERIC_LSHIFT).held) {
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Vector2f diff = (newPos - oldPos);
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float diffLength = diff.norm();
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diff.normalize();
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float angle = (std::atan2(diff.y(), diff.x()) / std::numbers::pi) * SNAP_DIVISION_COUNT;
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angle = std::round(angle);
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angle = (angle * std::numbers::pi) / SNAP_DIVISION_COUNT;
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newPos = oldPos + diffLength * Vector2f{cos(angle), sin(angle)};
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}
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brushStroke.d.points->back().pos = ensure_points_have_distance(oldPos, newPos, 1.0f);
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containerPtr->send_comp_update(drawP, false);
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containerPtr->commit_update(drawP);
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}
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}
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void LineDrawTool::erase_component(CanvasComponentContainer::ObjInfo* erasedComp) {
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if(objInfoBeingEdited == erasedComp)
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objInfoBeingEdited = nullptr;
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}
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void LineDrawTool::right_click_popup_gui(Vector2f popupPos) {
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Toolbar& t = drawP.world.main.toolbar;
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t.paint_popup(popupPos);
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}
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void LineDrawTool::switch_tool(DrawingProgramToolType newTool) {
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commit();
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}
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void LineDrawTool::tool_update() {
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}
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bool LineDrawTool::prevent_undo_or_redo() {
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return objInfoBeingEdited;
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}
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void LineDrawTool::commit() {
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if(objInfoBeingEdited) {
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NetworkingObjects::NetObjOwnerPtr<CanvasComponentContainer>& containerPtr = objInfoBeingEdited->obj;
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containerPtr->commit_update(drawP);
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containerPtr->send_comp_update(drawP, true);
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drawP.layerMan.add_undo_place_component(objInfoBeingEdited);
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objInfoBeingEdited = nullptr;
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}
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}
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void LineDrawTool::draw(SkCanvas* canvas, const DrawData& drawData) {
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}
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