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Generalized image decoding and resizing logic

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Summary:
public

Standardises the image decoding logic for all image sources, meaning we get the benefits of efficient downscaling of images from all sources, not just ALAssets.

Reviewed By: javache

Differential Revision: D2647083

fb-gh-sync-id: e41456f838e4c6ab709b1c1523f651a86ff6e623
This commit is contained in:
Nick Lockwood
2016-01-20 11:03:22 -08:00
committed by facebook-github-bot-5
parent 9b87e6c860
commit 21fcbbc32c
30 changed files with 510 additions and 379 deletions
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28
Examples/UIExplorer/UIExplorerUnitTests/RCTImageUtilTests.m
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@@ -46,19 +46,19 @@ RCTAssertEqualSizes(a.size, b.size); \
{
CGRect expected = {CGPointZero, {100, 20}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleToFill);
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeStretch);
RCTAssertEqualRects(expected, result);
}
{
CGRect expected = {CGPointZero, {100, 10}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleAspectFit);
CGRect expected = {{0, 5}, {100, 10}};
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeContain);
RCTAssertEqualRects(expected, result);
}
{
CGRect expected = {{-50, 0}, {200, 20}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleAspectFill);
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeCover);
RCTAssertEqualRects(expected, result);
}
}
@@ -70,19 +70,19 @@ RCTAssertEqualSizes(a.size, b.size); \
{
CGRect expected = {CGPointZero, {100, 20}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleToFill);
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeStretch);
RCTAssertEqualRects(expected, result);
}
{
CGRect expected = {CGPointZero, {2, 20}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleAspectFit);
CGRect expected = {{49, 0}, {2, 20}};
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeContain);
RCTAssertEqualRects(expected, result);
}
{
CGRect expected = {{0, -490}, {100, 1000}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleAspectFill);
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeCover);
RCTAssertEqualRects(expected, result);
}
}
@@ -94,19 +94,19 @@ RCTAssertEqualSizes(a.size, b.size); \
{
CGRect expected = {CGPointZero, {20, 50}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleToFill);
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeStretch);
RCTAssertEqualRects(expected, result);
}
{
CGRect expected = {CGPointZero, {5, 50}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleAspectFit);
CGRect expected = {{7,0}, {5, 50}};
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeContain);
RCTAssertEqualRects(expected, result);
}
{
CGRect expected = {{0, -75}, {20, 200}};
CGRect result = RCTTargetRect(content, target, 2, UIViewContentModeScaleAspectFill);
CGRect result = RCTTargetRect(content, target, 2, RCTResizeModeCover);
RCTAssertEqualRects(expected, result);
}
}
@@ -118,7 +118,7 @@ RCTAssertEqualSizes(a.size, b.size); \
{
CGRect expected = {{0, -75}, {20, 200}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleAspectFill);
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeCover);
RCTAssertEqualRects(expected, result);
}
}
@@ -129,7 +129,7 @@ RCTAssertEqualSizes(a.size, b.size); \
CGSize target = {3, 3};
CGRect expected = {CGPointZero, {3, 3}};
CGRect result = RCTTargetRect(content, target, 1, UIViewContentModeScaleToFill);
CGRect result = RCTTargetRect(content, target, 1, RCTResizeModeStretch);
RCTAssertEqualRects(expected, result);
}