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39 changes: 39 additions & 0 deletions
39
src/main/java/stirling/software/SPDF/Factories/ReplaceAndInvertColorFactory.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| package stirling.software.SPDF.Factories; | ||
|
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| import org.springframework.stereotype.Component; | ||
| import org.springframework.web.multipart.MultipartFile; | ||
|
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| import stirling.software.SPDF.model.api.misc.HighContrastColorCombination; | ||
| import stirling.software.SPDF.model.api.misc.ReplaceAndInvert; | ||
| import stirling.software.SPDF.utils.misc.CustomColorReplaceStrategy; | ||
| import stirling.software.SPDF.utils.misc.InvertFullColorStrategy; | ||
| import stirling.software.SPDF.utils.misc.ReplaceAndInvertColorStrategy; | ||
|
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| @Component | ||
| public class ReplaceAndInvertColorFactory { | ||
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| public ReplaceAndInvertColorStrategy replaceAndInvert( | ||
| MultipartFile file, | ||
| ReplaceAndInvert replaceAndInvertOption, | ||
| HighContrastColorCombination highContrastColorCombination, | ||
| String backGroundColor, | ||
| String textColor) { | ||
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| if (replaceAndInvertOption == ReplaceAndInvert.CUSTOM_COLOR | ||
| || replaceAndInvertOption == ReplaceAndInvert.HIGH_CONTRAST_COLOR) { | ||
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| return new CustomColorReplaceStrategy( | ||
| file, | ||
| replaceAndInvertOption, | ||
| textColor, | ||
| backGroundColor, | ||
| highContrastColorCombination); | ||
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| } else if (replaceAndInvertOption == ReplaceAndInvert.FULL_INVERSION) { | ||
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| return new InvertFullColorStrategy(file, replaceAndInvertOption); | ||
| } | ||
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| return null; | ||
| } | ||
| } |
55 changes: 55 additions & 0 deletions
55
...main/java/stirling/software/SPDF/controller/api/misc/ReplaceAndInvertColorController.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| package stirling.software.SPDF.controller.api.misc; | ||
|
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| import java.io.IOException; | ||
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| import org.springframework.beans.factory.annotation.Autowired; | ||
| import org.springframework.core.io.InputStreamResource; | ||
| import org.springframework.http.HttpHeaders; | ||
| import org.springframework.http.MediaType; | ||
| import org.springframework.http.ResponseEntity; | ||
| import org.springframework.web.bind.annotation.ModelAttribute; | ||
| import org.springframework.web.bind.annotation.PostMapping; | ||
| import org.springframework.web.bind.annotation.RequestMapping; | ||
| import org.springframework.web.bind.annotation.RestController; | ||
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| import io.swagger.v3.oas.annotations.Operation; | ||
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| import stirling.software.SPDF.model.api.misc.ReplaceAndInvertColorRequest; | ||
| import stirling.software.SPDF.service.misc.ReplaceAndInvertColorService; | ||
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| @RestController | ||
| @RequestMapping("/api/v1/misc") | ||
| public class ReplaceAndInvertColorController { | ||
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| private ReplaceAndInvertColorService replaceAndInvertColorService; | ||
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| @Autowired | ||
| public ReplaceAndInvertColorController( | ||
| ReplaceAndInvertColorService replaceAndInvertColorService) { | ||
| this.replaceAndInvertColorService = replaceAndInvertColorService; | ||
| } | ||
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| @PostMapping(consumes = "multipart/form-data", value = "/replace-invert-pdf") | ||
| @Operation( | ||
| summary = "Replace-Invert Color PDF", | ||
| description = | ||
| "This endpoint accepts a PDF file and option of invert all colors or replace text and background colors. Input:PDF Output:PDF Type:SISO") | ||
| public ResponseEntity<InputStreamResource> replaceAndInvertColor( | ||
| @ModelAttribute ReplaceAndInvertColorRequest replaceAndInvertColorRequest) | ||
| throws IOException { | ||
|
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| InputStreamResource resource = | ||
| replaceAndInvertColorService.replaceAndInvertColor( | ||
| replaceAndInvertColorRequest.getFileInput(), | ||
| replaceAndInvertColorRequest.getReplaceAndInvertOption(), | ||
| replaceAndInvertColorRequest.getHighContrastColorCombination(), | ||
| replaceAndInvertColorRequest.getBackGroundColor(), | ||
| replaceAndInvertColorRequest.getTextColor()); | ||
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| // Return the modified PDF as a downloadable file | ||
| return ResponseEntity.ok() | ||
| .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=inverted.pdf") | ||
| .contentType(MediaType.APPLICATION_PDF) | ||
| .body(resource); | ||
| } | ||
| } |
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8 changes: 8 additions & 0 deletions
8
src/main/java/stirling/software/SPDF/model/api/misc/HighContrastColorCombination.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| package stirling.software.SPDF.model.api.misc; | ||
|
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| public enum HighContrastColorCombination { | ||
| WHITE_TEXT_ON_BLACK, | ||
| BLACK_TEXT_ON_WHITE, | ||
| YELLOW_TEXT_ON_BLACK, | ||
| GREEN_TEXT_ON_BLACK, | ||
| } |
7 changes: 7 additions & 0 deletions
7
src/main/java/stirling/software/SPDF/model/api/misc/ReplaceAndInvert.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| package stirling.software.SPDF.model.api.misc; | ||
|
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| public enum ReplaceAndInvert { | ||
| HIGH_CONTRAST_COLOR, | ||
| CUSTOM_COLOR, | ||
| FULL_INVERSION, | ||
| } |
40 changes: 40 additions & 0 deletions
40
src/main/java/stirling/software/SPDF/model/api/misc/ReplaceAndInvertColorRequest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| package stirling.software.SPDF.model.api.misc; | ||
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| import io.swagger.v3.oas.annotations.media.Schema; | ||
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| import lombok.Data; | ||
| import lombok.EqualsAndHashCode; | ||
| import stirling.software.SPDF.model.api.PDFFile; | ||
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| @Data | ||
| @EqualsAndHashCode(callSuper = true) | ||
| public class ReplaceAndInvertColorRequest extends PDFFile { | ||
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| @Schema( | ||
| description = "Replace and Invert color options of a pdf.", | ||
| allowableValues = {"HIGH_CONTRAST_COLOR", "CUSTOM_COLOR", "FULL_INVERSION"}) | ||
| private ReplaceAndInvert replaceAndInvertOption; | ||
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| @Schema( | ||
| description = | ||
| "If HIGH_CONTRAST_COLOR option selected, then pick the default color option for text and background.", | ||
| allowableValues = { | ||
| "WHITE_TEXT_ON_BLACK", | ||
| "BLACK_TEXT_ON_WHITE", | ||
| "YELLOW_TEXT_ON_BLACK", | ||
| "GREEN_TEXT_ON_BLACK" | ||
| }) | ||
| private HighContrastColorCombination highContrastColorCombination; | ||
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| @Schema( | ||
| description = | ||
| "If CUSTOM_COLOR option selected, then pick the custom color for background. " | ||
| + "Expected color value should be 24bit decimal value of a color") | ||
| private String backGroundColor; | ||
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| @Schema( | ||
| description = | ||
| "If CUSTOM_COLOR option selected, then pick the custom color for text. " | ||
| + "Expected color value should be 24bit decimal value of a color") | ||
| private String textColor; | ||
| } |
42 changes: 42 additions & 0 deletions
42
src/main/java/stirling/software/SPDF/service/misc/ReplaceAndInvertColorService.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| package stirling.software.SPDF.service.misc; | ||
|
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| import java.io.IOException; | ||
|
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| import org.springframework.beans.factory.annotation.Autowired; | ||
| import org.springframework.core.io.InputStreamResource; | ||
| import org.springframework.stereotype.Service; | ||
| import org.springframework.web.multipart.MultipartFile; | ||
|
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| import stirling.software.SPDF.Factories.ReplaceAndInvertColorFactory; | ||
| import stirling.software.SPDF.model.api.misc.HighContrastColorCombination; | ||
| import stirling.software.SPDF.model.api.misc.ReplaceAndInvert; | ||
| import stirling.software.SPDF.utils.misc.ReplaceAndInvertColorStrategy; | ||
|
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| @Service | ||
| public class ReplaceAndInvertColorService { | ||
| private ReplaceAndInvertColorFactory replaceAndInvertColorFactory; | ||
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| @Autowired | ||
| public ReplaceAndInvertColorService(ReplaceAndInvertColorFactory replaceAndInvertColorFactory) { | ||
| this.replaceAndInvertColorFactory = replaceAndInvertColorFactory; | ||
| } | ||
|
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| public InputStreamResource replaceAndInvertColor( | ||
| MultipartFile file, | ||
| ReplaceAndInvert replaceAndInvertOption, | ||
| HighContrastColorCombination highContrastColorCombination, | ||
| String backGroundColor, | ||
| String textColor) | ||
| throws IOException { | ||
|
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| ReplaceAndInvertColorStrategy replaceColorStrategy = | ||
| replaceAndInvertColorFactory.replaceAndInvert( | ||
| file, | ||
| replaceAndInvertOption, | ||
| highContrastColorCombination, | ||
| backGroundColor, | ||
| textColor); | ||
|
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| return replaceColorStrategy.replace(); | ||
| } | ||
| } |
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