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[apps] Shared: Move part of the implementation of TermSumController to

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shared (Integral Graph Controller) and improve bound edition in
TermSumController.
This commit is contained in:
Émilie Feral
2018-01-10 14:07:26 +01:00
committed by EmilieNumworks
parent 31afd260a4
commit 7ea0dbeb56
15 changed files with 506 additions and 356 deletions
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56
apps/sequence/graph/term_sum_controller.h
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@@ -4,63 +4,19 @@
#include <escher.h>
#include "graph_view.h"
#include "curve_view_range.h"
#include "vertical_cursor_view.h"
#include "../../shared/curve_view_cursor.h"
#include "../../shared/simple_interactive_curve_view_controller.h"
#include "../../shared/sum_graph_controller.h"
namespace Sequence {
class TermSumController : public Shared::SimpleInteractiveCurveViewController {
class TermSumController : public Shared::SumGraphController {
public:
TermSumController(Responder * parentResponder, GraphView * graphView, CurveViewRange * graphRange, Shared::CurveViewCursor * cursor);
const char * title() override;
void viewWillAppear() override;
bool handleEvent(Ion::Events::Event event) override;
bool moveCursorHorizontallyToPosition(int position);
void setSequence(Sequence * sequence);
private:
constexpr static float k_cursorTopMarginRatio = 0.07f; // (cursorHeight/2)/graphViewHeight
constexpr static float k_cursorRightMarginRatio = 0.04f; // (cursorWidth/2)/graphViewWidth
constexpr static float k_cursorBottomMarginRatio = 0.28f; // (cursorHeight/2+bannerHeigh)/graphViewHeight
constexpr static float k_cursorLeftMarginRatio = 0.04f; // (cursorWidth/2)/graphViewWidth
Shared::InteractiveCurveViewRange * interactiveCurveViewRange() override;
Shared::CurveView * curveView() override;
class LegendView : public View {
public:
LegendView();
~LegendView();
LegendView(const LegendView& other) = delete;
LegendView(LegendView&& other) = delete;
LegendView& operator=(const LegendView& other) = delete;
LegendView& operator=(LegendView&& other) = delete;
void drawRect(KDContext * ctx, KDRect rect) const override;
void setLegendMessage(I18n::Message message);
void setSumSubscript(float start);
void setSumSuperscript(float start, float end);
void setSumResult(const char * sequenceName, double result);
KDSize minimalSizeForOptimalDisplay() const override;
private:
constexpr static KDCoordinate k_legendHeight = 35;
void layoutSubviews() override;
int numberOfSubviews() const override;
View * subviewAtIndex(int index) override;
ExpressionView m_sum;
Poincare::ExpressionLayout * m_sumLayout;
MessageTextView m_legend;
};
GraphView * m_graphView;
LegendView m_legendView;
CurveViewRange * m_graphRange;
Sequence * m_sequence;
VerticalCursorView m_cursorView;
/* The user can move the cursor to an abscissa n by typing the right digits.
* To be able to go to abscissa represented by more than one digit, we record
* the value typed by the used up to now (if he typed '1' and '4',
* m_bufferCursorPosition = 14). */
int m_bufferCursorPosition;
int m_step;
int m_startSum;
int m_endSum;
bool moveCursorHorizontallyToPosition(double position) override;
double computeSum(double start, double end) override;
I18n::Message legendMessageAtStep(Step step) override;
double cursorNextStep(double position, int direction) override;
};
}