[apps] Redesign Probability Calculation page

apps/probability/calculation_cell.cpp

@@ -0,0 +1,75 @@
+#include "calculation_cell.h"
+#include "responder_image_cell.h"
+#include "../i18n.h"
+#include <assert.h>
+
+namespace Probability {
+
+CalculationCell::CalculationCell(Responder * parentResponder, char * draftTextBuffer, TextFieldDelegate * textFieldDelegate) :
+  m_text(KDText::FontSize::Large, I18n::Message::Default, 0.5f, 0.5f),
+  m_calculation(parentResponder, textFieldDelegate, draftTextBuffer),
+  m_isResponder(true)
+{
+}
+
+Responder * CalculationCell::responder() {
+  if (m_isResponder) {
+    return &m_calculation;
+  }
+  return nullptr;
+}
+
+void CalculationCell::setResponder(bool shouldBeResponder) {
+  m_isResponder = shouldBeResponder;
+}
+
+void CalculationCell::setHighlighted(bool highlight) {
+  HighlightCell::setHighlighted(highlight);
+  m_calculation.setHighlighted(highlight);
+}
+
+KDSize CalculationCell::minimalSizeForOptimalDisplay() const {
+  KDSize textSize = m_text.minimalSizeForOptimalDisplay();
+  return KDSize(2*k_margin+textSize.width()+calculationCellWidth()+ResponderImageCell::k_outline, KDText::charSize().height());
+}
+
+void CalculationCell::drawRect(KDContext * ctx, KDRect rect) const {
+  ctx->fillRect(bounds(), KDColorWhite);
+  if (m_isResponder) {
+    KDSize textSize = m_text.minimalSizeForOptimalDisplay();
+    ctx->strokeRect(KDRect(2*k_margin+textSize.width()-ResponderImageCell::k_outline, ResponderImageCell::k_margin, calculationCellWidth()+2*ResponderImageCell::k_outline, ImageCell::k_height+2*ResponderImageCell::k_outline), Palette::GreyMiddle);
+  }
+}
+
+EditableTextCell * CalculationCell::editableTextCell() {
+  return &m_calculation;
+}
+
+MessageTextView * CalculationCell::messageTextView() {
+  return &m_text;
+}
+
+int CalculationCell::numberOfSubviews() const {
+  return 2;
+}
+
+View * CalculationCell::subviewAtIndex(int index) {
+  assert(index >= 0 && index < 2);
+  if (index == 0) {
+    return &m_text;
+  }
+  return &m_calculation;
+}
+
+void CalculationCell::layoutSubviews() {
+  KDSize textSize = m_text.minimalSizeForOptimalDisplay();
+  m_text.setFrame(KDRect(k_margin, 0, textSize.width(), bounds().height()));
+  m_calculation.setFrame(KDRect(2*k_margin+textSize.width(), ResponderImageCell::k_totalMargin, calculationCellWidth(), ImageCell::k_height));
+}
+
+KDCoordinate CalculationCell::calculationCellWidth() const {
+  KDCoordinate calculationCellWidth = m_calculation.minimalSizeForOptimalDisplay().width();
+  return min(k_maxTextFieldWidth, max(k_minTextFieldWidth, calculationCellWidth));
+}
+
+}