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Fixed some issues in FlexboxComponent.

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Also added some sanity checks and size restrictions to BadgeComponent and FlexboxComponent.
This commit is contained in:
Leon Styhre 2021-10-13 18:18:23 +02:00
parent c2d059f92e
commit eb611d12db
3 changed files with 63 additions and 34 deletions
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6
es-core/src/components/BadgesComponent.cpp
View file

@ -138,11 +138,11 @@ void BadgesComponent::applyTheme(const std::shared_ptr<ThemeData>& theme,
if (elem->has("itemMargin")) {
const glm::vec2 itemMargin = elem->get<glm::vec2>("itemMargin");
if (itemMargin.x < 0.0f || itemMargin.x > 100.0f || itemMargin.y < 0.0f ||
itemMargin.y > 100.0f) {
if (itemMargin.x < 0.0f || itemMargin.x > 0.2f || itemMargin.y < 0.0f ||
itemMargin.y > 0.2f) {
LOG(LogWarning)
<< "BadgesComponent: Invalid theme configuration, <itemMargin> set to \""
<< itemMargin.x << "x" << itemMargin.y << "\"";
<< itemMargin.x << " " << itemMargin.y << "\"";
}
else {
mFlexboxComponent.setItemMargin(itemMargin);

85
es-core/src/components/FlexboxComponent.cpp
View file

@ -11,8 +11,8 @@
#define DEFAULT_ITEMS_PER_LINE 4
#define DEFAULT_LINES 2
#define DEFAULT_ITEM_PLACEMENT "center"
#define DEFAULT_MARGIN_X 10.0f
#define DEFAULT_MARGIN_Y 10.0f
#define DEFAULT_MARGIN_X std::roundf(0.01f * Renderer::getScreenWidth())
#define DEFAULT_MARGIN_Y std::roundf(0.01f * Renderer::getScreenHeight())
#include "components/FlexboxComponent.h"
@ -33,6 +33,32 @@ FlexboxComponent::FlexboxComponent(Window* window,
{
}
void FlexboxComponent::render(const glm::mat4& parentTrans)
{
if (!isVisible())
return;
if (!mLayoutValid)
computeLayout();
glm::mat4 trans{parentTrans * getTransform()};
Renderer::setMatrix(trans);
if (Settings::getInstance()->getBool("DebugImage"))
Renderer::drawRect(0.0f, 0.0f, mSize.x, mSize.y, 0xFF000033, 0xFF000033);
for (auto& image : mImages) {
if (mOpacity == 255) {
image.second.render(trans);
}
else {
image.second.setOpacity(mOpacity);
image.second.render(trans);
image.second.setOpacity(255);
}
}
}
void FlexboxComponent::computeLayout()
{
// Start placing items in the top-left.
@ -49,19 +75,35 @@ void FlexboxComponent::computeLayout()
directionRow = {1, 0};
}
// If we're not clamping itemMargin to a reasonable value, all kinds of weird rendering
// issues could occur.
mItemMargin.x = glm::clamp(mItemMargin.x, 0.0f, mSize.x / 2.0f);
mItemMargin.y = glm::clamp(mItemMargin.y, 0.0f, mSize.y / 2.0f);
// Also keep the size within reason.
mSize.x = glm::clamp(mSize.x, static_cast<float>(Renderer::getScreenWidth()) * 0.03f,
static_cast<float>(Renderer::getScreenWidth()));
mSize.y = glm::clamp(mSize.y, static_cast<float>(Renderer::getScreenHeight()) * 0.03f,
static_cast<float>(Renderer::getScreenHeight()));
// Compute maximum image dimensions.
glm::vec2 grid;
if (mDirection == "row")
grid = {mItemsPerLine, mLines};
else
grid = {mLines, mItemsPerLine};
glm::vec2 maxItemSize{(mSize + mItemMargin - grid * mItemMargin) / grid};
maxItemSize.x = floorf(maxItemSize.x);
maxItemSize.y = floorf(maxItemSize.y);
if (grid.x * grid.y < static_cast<float>(mImages.size())) {
LOG(LogWarning) << "FlexboxComponent: Invalid theme configuration, the number of badges "
"exceeds the product of <lines> times <itemsPerLine>";
}
glm::vec2 sizeChange{0.0f, 0.0f};
// Set final image dimensions.
for (auto& image : mImages) {
if (!image.second.isVisible())
@ -78,9 +120,22 @@ void FlexboxComponent::computeLayout()
newSize = sizeMaxX;
else
newSize = sizeMaxX.x * sizeMaxX.y >= sizeMaxY.x * sizeMaxY.y ? sizeMaxX : sizeMaxY;
if (image.second.getSize() != newSize)
image.second.setResize(newSize.x, newSize.y);
// In case maxItemSize needs to be updated.
if (newSize.x != sizeChange.x)
sizeChange.x = newSize.x;
if (newSize.y != sizeChange.y)
sizeChange.y = newSize.y;
}
if (maxItemSize.x != sizeChange.x)
maxItemSize.x = sizeChange.x;
if (maxItemSize.y != sizeChange.y)
maxItemSize.y = sizeChange.y;
// Pre-compute layout parameters.
float anchorXStart{anchorX};
float anchorYStart{anchorY};
@ -140,29 +195,3 @@ void FlexboxComponent::computeLayout()
mLayoutValid = true;
}
void FlexboxComponent::render(const glm::mat4& parentTrans)
{
if (!isVisible())
return;
if (!mLayoutValid)
computeLayout();
glm::mat4 trans{parentTrans * getTransform()};
Renderer::setMatrix(trans);
if (Settings::getInstance()->getBool("DebugImage"))
Renderer::drawRect(0.0f, 0.0f, mSize.x, mSize.y, 0xFF000033, 0xFF000033);
for (auto& image : mImages) {
if (mOpacity == 255) {
image.second.render(trans);
}
else {
image.second.setOpacity(mOpacity);
image.second.render(trans);
image.second.setOpacity(255);
}
}
}

4
es-core/src/components/FlexboxComponent.h
View file

@ -15,10 +15,10 @@
class FlexboxComponent : public GuiComponent
{
public:
explicit FlexboxComponent(Window* window,
std::vector<std::pair<std::string, ImageComponent>>& images);
FlexboxComponent(Window* window, std::vector<std::pair<std::string, ImageComponent>>& images);
// Getters/setters for the layout.
std::string getDirection() const { return mDirection; }
void setDirection(const std::string& direction)
{
assert(direction == "row" || direction == "column");