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[escher] [apps] Implement app snapshot

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Change-Id: I24d7eed7cef964af8be1c85222e758c297dc0da1
This commit is contained in:
Émilie Feral
2017-05-17 14:44:00 +02:00
parent 06de0dd9db
commit 71284311bb
51 changed files with 568 additions and 340 deletions
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126
apps/sequence/sequence.cpp
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@@ -95,56 +95,40 @@ Sequence::Type Sequence::type() {
void Sequence::setType(Type type) {
m_type = type;
if (m_nameLayout != nullptr) {
delete m_nameLayout;
m_nameLayout = nullptr;
}
if (m_definitionName != nullptr) {
delete m_definitionName;
m_definitionName = nullptr;
}
if (m_firstInitialConditionName != nullptr) {
delete m_firstInitialConditionName;
m_firstInitialConditionName = nullptr;
}
if (m_secondInitialConditionName != nullptr) {
delete m_secondInitialConditionName;
m_secondInitialConditionName = nullptr;
}
tidy();
/* Reset all contents */
setContent("");
setFirstInitialConditionContent("");
setSecondInitialConditionContent("");
m_nameLayout = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("n", 1, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
if (m_type == Type::Explicite) {
m_definitionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("n ", 2, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
if (m_type == Type::SingleRecurrence) {
m_definitionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("n+1 ", 4, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
m_firstInitialConditionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("0", 1, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
if (m_type == Type::DoubleRecurrence) {
m_definitionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("n+2 ", 4, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
m_firstInitialConditionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("0", 1, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
m_secondInitialConditionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("1", 1, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
m_indexBuffer[0] = -1;
m_indexBuffer[1] = -1;
}
Poincare::Expression * Sequence::firstInitialConditionExpression() {
if (m_firstInitialConditionExpression == nullptr) {
m_firstInitialConditionExpression = Poincare::Expression::parse(m_firstInitialConditionText);
}
return m_firstInitialConditionExpression;
}
Poincare::Expression * Sequence::secondInitialConditionExpression() {
if (m_secondInitialConditionExpression == nullptr) {
m_secondInitialConditionExpression = Poincare::Expression::parse(m_secondInitialConditionText);
}
return m_secondInitialConditionExpression;
}
Poincare::ExpressionLayout * Sequence::firstInitialConditionLayout() {
if (m_firstInitialConditionLayout == nullptr && firstInitialConditionExpression() != nullptr) {
m_firstInitialConditionLayout = firstInitialConditionExpression()->createLayout(Expression::FloatDisplayMode::Decimal);
}
return m_firstInitialConditionLayout;
}
Poincare::ExpressionLayout * Sequence::secondInitialConditionLayout() {
if (m_secondInitialConditionLayout == nullptr && secondInitialConditionExpression()) {
m_secondInitialConditionLayout = secondInitialConditionExpression()->createLayout(Expression::FloatDisplayMode::Decimal);
}
return m_secondInitialConditionLayout;
}
@@ -158,14 +142,11 @@ void Sequence::setFirstInitialConditionContent(const char * c) {
strlcpy(m_firstInitialConditionText, c, sizeof(m_firstInitialConditionText));
if (m_firstInitialConditionExpression != nullptr) {
delete m_firstInitialConditionExpression;
m_firstInitialConditionExpression = nullptr;
}
m_firstInitialConditionExpression = Poincare::Expression::parse(m_firstInitialConditionText);
if (m_firstInitialConditionLayout != nullptr) {
delete m_firstInitialConditionLayout;
}
m_firstInitialConditionLayout = nullptr;
if (m_firstInitialConditionExpression) {
m_firstInitialConditionLayout = m_firstInitialConditionExpression->createLayout(Expression::FloatDisplayMode::Decimal);
m_firstInitialConditionLayout = nullptr;
}
m_indexBuffer[0] = -1;
m_indexBuffer[1] = -1;
@@ -175,14 +156,11 @@ void Sequence::setSecondInitialConditionContent(const char * c) {
strlcpy(m_secondInitialConditionText, c, sizeof(m_secondInitialConditionText));
if (m_secondInitialConditionExpression != nullptr) {
delete m_secondInitialConditionExpression;
m_secondInitialConditionExpression = nullptr;
}
m_secondInitialConditionExpression = Poincare::Expression::parse(m_secondInitialConditionText);
if (m_secondInitialConditionLayout != nullptr) {
delete m_secondInitialConditionLayout;
}
m_secondInitialConditionLayout = nullptr;
if (m_secondInitialConditionExpression) {
m_secondInitialConditionLayout = m_secondInitialConditionExpression->createLayout(Expression::FloatDisplayMode::Decimal);
m_secondInitialConditionLayout = nullptr;
}
m_indexBuffer[0] = -1;
m_indexBuffer[1] = -1;
@@ -197,29 +175,57 @@ int Sequence::numberOfElements() {
}
Poincare::ExpressionLayout * Sequence::nameLayout() {
if (m_nameLayout == nullptr) {
m_nameLayout = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("n", 1, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
return m_nameLayout;
}
Poincare::ExpressionLayout * Sequence::definitionName() {
if (m_definitionName == nullptr) {
if (m_type == Type::Explicite) {
m_definitionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("n ", 2, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
if (m_type == Type::SingleRecurrence) {
m_definitionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("n+1 ", 4, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
if (m_type == Type::DoubleRecurrence) {
m_definitionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("n+2 ", 4, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
}
return m_definitionName;
}
Poincare::ExpressionLayout * Sequence::firstInitialConditionName() {
if (m_firstInitialConditionName == nullptr) {
if (m_type == Type::SingleRecurrence) {
m_firstInitialConditionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("0", 1, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
if (m_type == Type::DoubleRecurrence) {
m_firstInitialConditionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("0", 1, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
}
return m_firstInitialConditionName;
}
Poincare::ExpressionLayout * Sequence::secondInitialConditionName() {
if (m_secondInitialConditionName == nullptr) {
if (m_type == Type::DoubleRecurrence) {
m_secondInitialConditionName = new BaselineRelativeLayout(new StringLayout(name(), 1), new StringLayout("1", 1, KDText::FontSize::Small), BaselineRelativeLayout::Type::Subscript);
}
}
return m_secondInitialConditionName;
}
bool Sequence::isDefined() {
switch (m_type) {
case Type::Explicite:
return expression() != nullptr;
return strlen(text()) != 0;
case Type::SingleRecurrence:
return expression() != nullptr && m_firstInitialConditionExpression != nullptr;
return strlen(text()) != 0 && strlen(firstInitialConditionText()) != 0;
default:
return expression() != nullptr && m_firstInitialConditionExpression != nullptr && m_secondInitialConditionExpression != nullptr;
return strlen(text()) != 0 && strlen(firstInitialConditionText()) != 0 && strlen(secondInitialConditionText()) != 0;
}
}
@@ -319,4 +325,40 @@ float Sequence::sumOfTermsBetweenAbscissa(float start, float end, Context * cont
return result;
}
void Sequence::tidy() {
Function::tidy();
if (m_firstInitialConditionLayout != nullptr) {
delete m_firstInitialConditionLayout;
m_firstInitialConditionLayout = nullptr;
}
if (m_secondInitialConditionLayout != nullptr) {
delete m_secondInitialConditionLayout;
m_secondInitialConditionLayout = nullptr;
}
if (m_firstInitialConditionExpression != nullptr) {
delete m_firstInitialConditionExpression;
m_firstInitialConditionExpression = nullptr;
}
if (m_secondInitialConditionExpression != nullptr) {
delete m_secondInitialConditionExpression;
m_secondInitialConditionExpression = nullptr;
}
if (m_nameLayout != nullptr) {
delete m_nameLayout;
m_nameLayout = nullptr;
}
if (m_definitionName != nullptr) {
delete m_definitionName;
m_definitionName = nullptr;
}
if (m_firstInitialConditionName != nullptr) {
delete m_firstInitialConditionName;
m_firstInitialConditionName = nullptr;
}
if (m_secondInitialConditionName != nullptr) {
delete m_secondInitialConditionName;
m_secondInitialConditionName = nullptr;
}
}
}