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c006ed7b10
Moved sequences files to shared in order to allow the system to compile without the app sequence. Change-Id: Ia8349814a72776244acc41af964059f24e58cff0
45 lines
1.7 KiB
C++
45 lines
1.7 KiB
C++
#include "graph_view.h"
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#include <cmath>
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using namespace Shared;
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namespace Sequence {
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GraphView::GraphView(SequenceStore * sequenceStore, InteractiveCurveViewRange * graphRange,
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CurveViewCursor * cursor, BannerView * bannerView, CursorView * cursorView) :
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FunctionGraphView(graphRange, cursor, bannerView, cursorView),
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m_sequenceStore(sequenceStore)
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{
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}
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void GraphView::drawRect(KDContext * ctx, KDRect rect) const {
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FunctionGraphView::drawRect(ctx, rect);
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/* A dot is drawn at every step where step is larger than 1
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* and than a pixel's width. */
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const int step = std::ceil(pixelWidth());
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for (int i = 0; i < m_sequenceStore->numberOfActiveFunctions(); i++) {
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Ion::Storage::Record record = m_sequenceStore->activeRecordAtIndex(i);
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Shared::Sequence * s = m_sequenceStore->modelForRecord(record);;
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float rectXMin = pixelToFloat(Axis::Horizontal, rect.left() - k_externRectMargin);
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rectXMin = rectXMin < 0 ? 0 : rectXMin;
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float rectXMax = pixelToFloat(Axis::Horizontal, rect.right() + k_externRectMargin);
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for (int x = rectXMin; x < rectXMax; x += step) {
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float y = s->evaluateXYAtParameter((float)x, context()).x2();
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if (std::isnan(y)) {
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continue;
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}
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drawDot(ctx, rect, x, y, s->color());
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if (x >= m_highlightedStart && x <= m_highlightedEnd && record == m_selectedRecord) {
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KDColor color = m_shouldColorHighlighted ? s->color() : KDColorBlack;
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if (y >= 0.0f) {
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drawHorizontalOrVerticalSegment(ctx, rect, Axis::Vertical, x, 0.0f, y, color, 1);
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} else {
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drawHorizontalOrVerticalSegment(ctx, rect, Axis::Vertical, x, y, 0.0f, color, 1);
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}
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}
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}
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}
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}
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}
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