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Tilemap Editor: Line drawing and erasing

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This commit is contained in:
Franklin Sobrinho 2016-03-11 14:06:54 -03:00
parent e2061e0025
commit fd06683cb4
2 changed files with 133 additions and 9 deletions
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140
tools/editor/plugins/tile_map_editor_plugin.cpp
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@ -387,6 +387,52 @@ void TileMapEditor::_update_copydata() {
}
}
static inline Vector<Point2i> line(int x0, int x1, int y0, int y1) {
Vector<Point2i> points;
float dx = ABS(x1 - x0);
float dy = ABS(y1 - y0);
int x = x0;
int y = y0;
int sx = x0 > x1 ? -1 : 1;
int sy = y0 > y1 ? -1 : 1;
if (dx > dy) {
float err = dx/2;
while (x != x1) {
points.push_back(Vector2(x, y));
err -= dy;
if (err < 0) {
y += sy;
err += dx;
}
x += sx;
}
} else {
float err = dy/2;
while (y != y1) {
points.push_back(Vector2(x, y));
err -= dx;
if (err < 0) {
x += sx;
err += dy;
}
y += sy;
}
}
points.push_back(Vector2(x, y));
return points;
}
bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
if (!node || !node->get_tileset().is_valid() || !node->is_visible())
@ -409,7 +455,7 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
return false; //drag
if (tool==TOOL_NONE) {
if (mb.mod.shift) {
if (mb.mod.shift && mb.mod.control) {
tool=TOOL_RECTANGLE_PAINT;
selection_active=false;
@ -417,6 +463,14 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
return true;
}
if (mb.mod.shift) {
tool=TOOL_LINE_PAINT;
selection_active=false;
rectangle_begin=node->world_to_map(xform_inv.xform(Point2(mb.x,mb.y)));
return true;
}
if (mb.mod.control) {
tool=TOOL_PICKING;
@ -494,10 +548,24 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
undo_redo->add_do_method(node,"set_cellv",Point2(p),id,node->is_cell_x_flipped(p.x,p.y),node->is_cell_y_flipped(p.x,p.y),node->is_cell_transposed(p.x,p.y));
undo_redo->add_undo_method(node,"set_cellv",Point2(p),E->get().idx,E->get().xf,E->get().yf,E->get().tr);
}
undo_redo->commit_action();
paint_undo.clear();
}
} else if (tool==TOOL_LINE_PAINT) {
int id=get_selected_tile();
if (id!=TileMap::INVALID_CELL) {
undo_redo->create_action("Line Draw");
for(Map<Point2i,CellOp>::Element *E=paint_undo.front();E;E=E->next()) {
_set_cell(E->key(), id, flip_h, flip_v, transpose, true);
}
undo_redo->commit_action();
canvas_item_editor->update();
}
} else if (tool==TOOL_RECTANGLE_PAINT) {
int id=get_selected_tile();
@ -551,7 +619,7 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
if (tool==TOOL_NONE) {
if (mb.mod.shift) {
if (mb.mod.shift && mb.mod.control) {
tool=TOOL_RECTANGLE_ERASE;
@ -559,6 +627,14 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
rectangle_begin=node->world_to_map(xform_inv.xform(Point2(mb.x,mb.y)));
paint_undo.clear();
} else if (mb.mod.shift) {
tool=TOOL_LINE_ERASE;
selection_active=false;
rectangle_begin=node->world_to_map(xform_inv.xform(Point2(mb.x,mb.y)));
paint_undo.clear();
} else {
tool=TOOL_ERASING;
@ -573,7 +649,7 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
}
} else {
if (tool==TOOL_ERASING || tool==TOOL_RECTANGLE_ERASE) {
if (tool==TOOL_ERASING || tool==TOOL_RECTANGLE_ERASE || tool==TOOL_LINE_ERASE) {
if (paint_undo.size()) {
undo_redo->create_action("Erase TileMap");
@ -588,7 +664,7 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
paint_undo.clear();
}
if (tool==TOOL_RECTANGLE_ERASE) {
if (tool==TOOL_RECTANGLE_ERASE || tool==TOOL_LINE_ERASE) {
canvas_item_editor->update();
}
tool=TOOL_NONE;
@ -630,6 +706,38 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
return true;
}
if (tool==TOOL_LINE_PAINT || tool==TOOL_LINE_ERASE) {
int id = get_selected_tile();
bool erasing = (tool==TOOL_LINE_ERASE);
if (id!=TileMap::INVALID_CELL) {
if (erasing && paint_undo.size()) {
for (Map<Point2i, CellOp>::Element *E=paint_undo.front();E;E=E->next()) {
_set_cell(E->key(), E->get().idx, E->get().xf, E->get().yf, E->get().tr);
}
}
paint_undo.clear();
Vector<Point2i> points = line(rectangle_begin.x, over_tile.x, rectangle_begin.y, over_tile.y);
for (int i=0;i<points.size();i++) {
paint_undo[points[i]]=_get_op_from_cell(points[i]);
if (erasing)
_set_cell(points[i], TileMap::INVALID_CELL);
}
canvas_item_editor->update();
}
return true;
}
if (tool==TOOL_RECTANGLE_PAINT || tool==TOOL_RECTANGLE_ERASE) {
_select(rectangle_begin, over_tile);
@ -755,6 +863,7 @@ bool TileMapEditor::forward_input_event(const InputEvent& p_event) {
return false;
}
void TileMapEditor::_canvas_draw() {
if (!node)
@ -867,7 +976,6 @@ void TileMapEditor::_canvas_draw() {
canvas_item_editor->draw_colored_polygon(points, Color(0.2,0.8,1,0.4));
}
if (mouse_over){
Vector2 endpoints[4]={
@ -898,6 +1006,23 @@ void TileMapEditor::_canvas_draw() {
return;
}
if (tool==TOOL_LINE_PAINT) {
if (paint_undo.empty())
return;
int id = get_selected_tile();
if (id==TileMap::INVALID_CELL)
return;
for (Map<Point2i, CellOp>::Element *E=paint_undo.front();E;E=E->next()) {
_draw_cell(id, E->key(), flip_h, flip_v, transpose, xform);
}
} else if (tool==TOOL_RECTANGLE_PAINT) {
int id = get_selected_tile();
@ -954,11 +1079,8 @@ void TileMapEditor::_canvas_draw() {
_draw_cell(st, over_tile, flip_h, flip_v, transpose, xform);
}
}
}
void TileMapEditor::edit(Node *p_tile_map) {
search_box->set_text("");