VoxelEngine/src/frontend/gui/controls.cpp

133 lines
3.4 KiB
C++

#include "controls.h"
#include <iostream>
#include "../../assets/Assets.h"
#include "../../graphics/Batch2D.h"
#include "../../graphics/Font.h"
using std::string;
using std::wstring;
using std::shared_ptr;
using glm::vec2;
#define KEY_ESCAPE 256
#define KEY_ENTER 257
#define KEY_BACKSPACE 259
using namespace gui;
Label::Label(wstring text, string fontName)
: UINode(vec2(), vec2(text.length() * 8, 15)), text_(text), fontName_(fontName) {
}
Label& Label::text(wstring text) {
this->text_ = text;
return *this;
}
wstring Label::text() const {
return text_;
}
void Label::draw(Batch2D* batch, Assets* assets) {
if (supplier) {
text(supplier());
}
batch->color = color_;
Font* font = assets->getFont(fontName_);
vec2 size = this->size();
vec2 newsize = vec2(font->calcWidth(text_), font->lineHeight());
if (newsize.x > size.x) {
this->size(newsize);
size = newsize;
}
vec2 coord = calcCoord();
font->draw(batch, text_, coord.x, coord.y);
}
void Label::textSupplier(wstringsupplier supplier) {
this->supplier = supplier;
}
Button::Button(shared_ptr<UINode> content, glm::vec4 padding) : Panel(vec2(32,32), padding, 0) {
add(content);
}
Button::Button(wstring text, glm::vec4 padding) : Panel(vec2(32,32), padding, 0) {
Label* label = new Label(text);
label->align(Align::center);
add(shared_ptr<UINode>(label));
}
void Button::drawBackground(Batch2D* batch, Assets* assets) {
vec2 coord = calcCoord();
batch->texture(nullptr);
batch->color = (ispressed() ? pressedColor : (hover_ ? hoverColor : color_));
batch->rect(coord.x, coord.y, size_.x, size_.y);
}
shared_ptr<UINode> Button::getAt(vec2 pos, shared_ptr<UINode> self) {
return UINode::getAt(pos, self);
}
void Button::mouseRelease(GUI* gui, int x, int y) {
UINode::mouseRelease(gui, x, y);
if (isInside(vec2(x, y))) {
for (auto callback : actions) {
callback(gui);
}
}
}
void Button::listenAction(onaction action) {
actions.push_back(action);
}
TextBox::TextBox(wstring text, vec4 padding) : Panel(vec2(200,32), padding, 0, false) {
label = new Label(text);
label->align(Align::center);
add(shared_ptr<UINode>(label));
}
void TextBox::drawBackground(Batch2D* batch, Assets* assets) {
vec2 coord = calcCoord();
batch->texture(nullptr);
batch->color = (isfocused() ? focusedColor : (hover_ ? hoverColor : color_));
batch->rect(coord.x, coord.y, size_.x, size_.y);
if (!focused_ && supplier) {
label->text(supplier());
}
}
void TextBox::typed(unsigned int codepoint) {
label->text(label->text() + wstring({(wchar_t)codepoint}));
}
void TextBox::keyPressed(int key) {
wstring src = label->text();
switch (key) {
case KEY_BACKSPACE:
if (src.length())
label->text(src.substr(0, src.length()-1));
break;
case KEY_ENTER:
if (consumer) {
consumer(label->text());
}
defocus();
break;
}
}
shared_ptr<UINode> TextBox::getAt(vec2 pos, shared_ptr<UINode> self) {
return UINode::getAt(pos, self);
}
void TextBox::textSupplier(wstringsupplier supplier) {
this->supplier = supplier;
}
void TextBox::textConsumer(wstringconsumer consumer) {
this->consumer = consumer;
}