mirror of
https://github.com/UpsilonNumworks/Upsilon.git
synced 2026-01-19 16:57:31 +01:00
101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
#include "editor_view.h"
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#include <apps/global_preferences.h>
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#include <poincare/integer.h>
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#include <escher/app.h>
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#include <escher/palette.h>
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namespace Code {
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/* EditorView */
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EditorView::EditorView(Responder * parentResponder, App * pythonDelegate) :
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Responder(parentResponder),
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View(),
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m_textArea(parentResponder, pythonDelegate, GlobalPreferences::sharedGlobalPreferences()->font()),
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m_gutterView(GlobalPreferences::sharedGlobalPreferences()->font())
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{
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m_textArea.setScrollViewDelegate(this);
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}
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bool EditorView::isAutocompleting() const {
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return m_textArea.isAutocompleting();
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}
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void EditorView::resetSelection() {
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m_textArea.resetSelection();
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}
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void EditorView::scrollViewDidChangeOffset(ScrollViewDataSource * scrollViewDataSource) {
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m_gutterView.setOffset(scrollViewDataSource->offset().y());
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}
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View * EditorView::subviewAtIndex(int index) {
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if (index == 0) {
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return &m_textArea;
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}
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assert(index == 1);
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return &m_gutterView;
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}
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void EditorView::didBecomeFirstResponder() {
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Container::activeApp()->setFirstResponder(&m_textArea);
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}
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void EditorView::layoutSubviews(bool force) {
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m_gutterView.setOffset(0);
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KDCoordinate gutterWidth = m_gutterView.minimalSizeForOptimalDisplay().width();
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m_gutterView.setFrame(KDRect(0, 0, gutterWidth, bounds().height()), force);
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m_textArea.setFrame(KDRect(
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gutterWidth,
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0,
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bounds().width()-gutterWidth,
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bounds().height()),
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force);
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}
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/* EditorView::GutterView */
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void EditorView::GutterView::drawRect(KDContext * ctx, KDRect rect) const {
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KDColor textColor = Palette::BlueishGray;
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KDColor backgroundColor = KDColor::RGB24(0xE4E6E7);
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ctx->fillRect(rect, backgroundColor);
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KDSize glyphSize = m_font->glyphSize();
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KDCoordinate firstLine = m_offset / glyphSize.height();
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KDCoordinate firstLinePixelOffset = m_offset - firstLine * glyphSize.height();
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char lineNumber[4];
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int numberOfLines = bounds().height() / glyphSize.height() + 1;
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for (int i=0; i<numberOfLines; i++) {
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Poincare::Integer line(i + firstLine + 1);
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line.serialize(lineNumber, 4);
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KDCoordinate leftPadding = (2 - strlen(lineNumber)) * glyphSize.width();
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ctx->drawString(
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lineNumber,
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KDPoint(k_margin + leftPadding, i*glyphSize.height() - firstLinePixelOffset),
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m_font,
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textColor,
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backgroundColor
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);
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}
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}
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void EditorView::GutterView::setOffset(KDCoordinate offset) {
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if (m_offset == offset) {
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return;
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}
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m_offset = offset;
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markRectAsDirty(bounds());
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}
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KDSize EditorView::GutterView::minimalSizeForOptimalDisplay() const {
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int numberOfChars = 2; // TODO: Could be computed
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return KDSize(2 * k_margin + numberOfChars * m_font->glyphSize().width(), 0);
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}
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}
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