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[nostalgia/core/studio] Add ability to select pixels for copy/paste

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This commit is contained in:
Gary Talent
2022-03-10 02:39:22 -06:00
parent 3486734b50
commit b502b8cc30
9 changed files with 147 additions and 33 deletions
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src/nostalgia/core/studio/tilesheeteditorview.cpp
+23 -12
View File
@@ -10,7 +10,7 @@
namespace nostalgia::core {
TileSheetEditorView::TileSheetEditorView(Context *ctx, const ox::String &path): m_model(ctx, path) {
TileSheetEditorView::TileSheetEditorView(Context *ctx, const ox::String &path): m_model(ctx, path), m_pixelsDrawer(&m_model) {
// build shaders
oxThrowError(m_pixelsDrawer.buildShader());
oxThrowError(m_pixelGridDrawer.buildShader());
@@ -50,21 +50,20 @@ void TileSheetEditorView::scrollH(const geo::Vec2 &paneSz, float wheelh) noexcep
m_scrollOffset.x = ox::clamp(m_scrollOffset.x, -(sheetSize.x / 2), 0.f);
}
void TileSheetEditorView::click(const geo::Vec2 &paneSize, const geo::Vec2 &clickPos) noexcept {
auto [x, y] = clickPos;
const auto pixDrawSz = m_pixelsDrawer.pixelSize(paneSize);
x /= paneSize.x;
y /= paneSize.y;
x += -m_scrollOffset.x / 2;
y += m_scrollOffset.y / 2;
x /= pixDrawSz.x;
y /= pixDrawSz.y;
const auto pt = geo::Point(static_cast<int>(x * 2), static_cast<int>(y * 2));
void TileSheetEditorView::clickDraw(const geo::Vec2 &paneSize, const geo::Vec2 &clickPos) noexcept {
const auto pt = clickPoint(paneSize, clickPos);
m_model.drawCommand(pt, m_palIdx);
m_model.clearSelection();
}
void TileSheetEditorView::clickSelect(const geo::Vec2 &paneSize, const geo::Vec2 &clickPos) noexcept {
const auto pt = clickPoint(paneSize, clickPos);
m_model.select(pt);
}
void TileSheetEditorView::releaseMouseButton() noexcept {
m_model.endDrawCommand();
m_model.completeSelection();
}
void TileSheetEditorView::resizeView(const geo::Vec2 &sz) noexcept {
@@ -82,10 +81,22 @@ void TileSheetEditorView::ackUpdate() noexcept {
}
void TileSheetEditorView::initView() noexcept {
m_pixelsDrawer.initBufferSet(m_viewSize, img(), *m_model.activeSubSheet(), pal());
m_pixelsDrawer.initBufferSet(m_viewSize);
m_pixelGridDrawer.initBufferSet(m_viewSize, *m_model.activeSubSheet());
}
geo::Point TileSheetEditorView::clickPoint(const geo::Vec2 &paneSize, const geo::Vec2 &clickPos) const noexcept {
auto [x, y] = clickPos;
const auto pixDrawSz = m_pixelsDrawer.pixelSize(paneSize);
x /= paneSize.x;
y /= paneSize.y;
x += -m_scrollOffset.x / 2;
y += m_scrollOffset.y / 2;
x /= pixDrawSz.x;
y /= pixDrawSz.y;
return {static_cast<int>(x * 2), static_cast<int>(y * 2)};
}
ox::Error TileSheetEditorView::setActiveSubsheet(const TileSheet::SubSheetIdx&) noexcept {
initView();
return OxError(0);