Pixel-Composer/scripts/node_graph_preview/node_graph_preview.gml
2024-08-12 18:42:05 +07:00

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function Node_Graph_Preview(_x, _y, _group = noone) : Node(_x, _y, _group) constructor {
name = "Graph Preview";
preview_draw = true;
inputs[0] = nodeValue_Surface("Surface", self)
.rejectArray();
inputs[1] = nodeValue_Vec2("Position", self, [ 0, 0 ])
.rejectArray();
inputs[2] = nodeValue_Float("Scale", self, 1)
.rejectArray();
inputs[3] = nodeValue_Bool("Sticky", self, true)
.rejectArray();
inputs[4] = nodeValue_Float("Alpha", self, 0.5)
.setDisplay(VALUE_DISPLAY.slider)
.rejectArray();
input_display_list = [ 0,
["Display", false], 1, 2, 4, 3,
];
surf = noone;
stick = true;
pos_x = x;
pos_y = y;
sca = 1;
alpha = 1;
dragging = noone;
drag_sx = 0;
drag_sy = 0;
drag_mx = 0;
drag_my = 0;
static update = function(frame = CURRENT_FRAME) { #region
var _surf = getInputData(0);
var _posi = getInputData(1);
var _scal = getInputData(2);
var _stck = getInputData(3);
var _alph = getInputData(4);
surf = _surf;
pos_x = _posi[0];
pos_y = _posi[1];
sca = _scal;
stick = _stck;
alpha = _alph;
} #endregion
static getGraphPreviewSurface = function() { return surf; }
static drawPreviewBackground = function(_x, _y, _mx, _my, _s) {
if(!is_surface(surf)) return false;
var xx = stick? pos_x : _x + pos_x * _s;
var yy = stick? pos_y : _y + pos_y * _s;
var ss = stick? sca : sca * _s;
draw_surface_ext(surf, xx, yy, ss, ss, 0, c_white, alpha);
if(dragging == 1) {
var _x0 = stick? drag_sx + (_mx - drag_mx) : drag_sx + (_mx - drag_mx) / _s;
var _y0 = stick? drag_sy + (_my - drag_my) : drag_sy + (_my - drag_my) / _s;
inputs[1].setValue([ _x0, _y0 ]);
if(mouse_release(mb_left))
dragging = noone;
}
if(dragging == 2) {
var _sw = surface_get_width_safe(surf);
var _sh = surface_get_height_safe(surf);
var _ss = min((_mx - drag_sx) / _sw, (_my - drag_sy) / _sh);
inputs[2].setValue(stick? _ss : _ss / _s);
if(mouse_release(mb_left))
dragging = noone;
}
var _hov = false;
if(PANEL_INSPECTOR.inspecting == self && PANEL_GRAPH.node_hovering == noone && PANEL_GRAPH.junction_hovering == noone) {
var _sw = surface_get_width_safe(surf);
var _sh = surface_get_height_safe(surf);
var _x1 = xx + _sw * ss;
var _y1 = yy + _sh * ss;
draw_set_color(COLORS._main_accent);
draw_rectangle(xx, yy, _x1, _y1, true);
draw_sprite_colored(THEME.anchor_selector, 0, _x1, _y1);
if(point_in_circle(_mx, _my, _x1, _y1, 12)) {
_hov = true;
if(mouse_press(mb_left, is_instanceof(FOCUS, Panel) && FOCUS.getContent() == PANEL_GRAPH)) {
dragging = 2;
drag_sx = xx;
drag_sy = yy;
drag_mx = _mx;
drag_my = _my;
}
} else if(point_in_rectangle(_mx, _my, xx, yy, _x1, _y1)) {
_hov = true;
if(mouse_press(mb_left, is_instanceof(FOCUS, Panel) && FOCUS.getContent() == PANEL_GRAPH)) {
dragging = 1;
drag_sx = pos_x;
drag_sy = pos_y;
drag_mx = _mx;
drag_my = _my;
}
}
}
return _hov;
}
}